Answer:
7 ≤ x ≤ 25
Step-by-step explanation:
Triangle Inequality Theorem
The sum of any two sides of a triangle is greater than or equal to the third side:
a + b ≥ cTherefore, the longest side of the triangle is "c".
Let the longest side be "x":
a = 9b = 16Therefore:
9 + 16 ≥ x25 ≥ xLet the longest side be 16:
a = 9c = 16Therefore:
9 + x ≥ 16x ≥ 7As 9 < 16, the longest side cannot be 9.
Therefore, the length of the third side of the triangle, given that the other two sides are 9 ft and 16 ft is greater than or equal to 7, and less than or equal to 25:
7 ≤ x ≤ 25the manager of a garden shop mixes grass seed that is 60% rye grass with 70lb of grass seed that is 80% rye grass tp make a mixture that is 74% rye grass. how much of the 60% mixture is used
The manager of a garden shop wants to make a mixture that contains 74% rye grass. The weight of the 60% mixture used in this composition is 30 lb.
Percentage is used to denote a fraction of a hundred.
Suppose q represents the weight of the mix that contains 60% rye grass, then the weight of rye grass in this mix is:
w1 = 60% q = 0.6 q
Mix 2: 70 lb grass seed that contains 80% rye grass. The weight of rye grass in the second mix is:
w1 = 80% x 70 = 56 lb
The final mixture has 74% rye grass. Total weight of rye grass in the final mixture:
weight of rye grass = w1 + w2
= 0.6 q + 56
Total weight of the final mixture = (q + 70) lb
74% = 0.74 = (0.6 q + 56) / (q + 70)
0.6 q + 56 = 0.74 (q + 70)
0.74 q - 0.6 q = 56 - 0.74 x 70
0.14 q = 4.2
q = 4.2/0.14 = 30
Hence, the weight of 60% mixture is 30 lb.
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Graph x = -4 on the graph below. What is the domain of x = -4? What is the range of x = -4?
Answer:The graph of x = -4 is a vertical line located 4 units to the left of the y-axis.
The domain of x = -4 is the set of all real numbers, since any real number can be plugged into x = -4 and the equation will be true. This is because x = -4 is a vertical line and not a function, it cuts the y-axis at one point, so it doesn't matter what value you put on x it will always be -4.
The range of x = -4 is a single point on the y-axis, y = -4.
Step-by-step explanation:
The sum of the present ages of two teachers is 54 years. If the age of one teacher is 4 years more than the other, find their present ages. Algebra. please give full answer .
The present ages of the teachers are 25 and 29 years old.
What is the unitary method?The unitary method is a method for solving a problem by the first value of a single unit and then finding the value by multiplying the single value. Unitary method is a technique by which we find the value of a single unit from the value of multiple devices and the value of more than one unit from the value of a single unit. It is a method that we use for most of the calculations in math.
Given that sum of the present ages of two teachers is 54 years. If the age of one teacher is 4 years more than the other, then;
Let the ages of teachers are x and y
x + y = 54
x = 4 + y
So, 4 + y + y = 54
4 + 2y = 54
y = 25
x = 29
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if the hats are indistinguishable, how many ways are there to distribute all five hats among all eleven people so that no one gets more than one hat
462 ways are there to distribute all five hats among all eleven people so that no one gets more than one hat
given that
In mathematics, a combination is a selection of items from a set that has distinct members, such that the order of selection does not matter (unlike permutations). For example, given three fruits, say an apple, an orange and a pear, there are three combinations of two that can be drawn from this set: an apple and a pear; an apple and an orange; or a pear and an orange. More formally, a k-combination of a set S is a subset of k distinct elements of S. So, two combinations are identical if and only if each combination has the same members. (The arrangement of the members in each set does not matter.) If the set has n elements, the number of k-combinations, denoted as nck
there are 5 hats
there are 11 people
now , we need to distribute all five hats among all eleven people so that no one gets more than one hat = 11 [tex]C_{5}[/tex]
= [tex]\frac{11!}{5!(11-5)!}[/tex]
=462 combinations
462 ways are there to distribute all five hats among all eleven people so that no one gets more than one hat
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Please I need help this is for my math.
The expression 81x⁴y⁸ rewritten as a power of a product is (3xy²)⁴.
What is the exponent?Exponent is defined as the method of expressing large numbers in terms of powers. That means, exponent refers to how many times a number multiplied by itself.
1) 3³·3⁶ =3⁹
3³⁺⁶ =3⁹
[tex]3^{(6\times3)}=3^{18}[/tex]
3⁶·3³=3⁹
2) 5⁻¹/(-9)⁰
= 5⁻¹/1
= 1/5
3) 3x⁻⁵y⁰/5⁻³z⁻¹⁰
= 3×5³/x⁵z¹⁰
= 375/x⁵z¹⁰
4) (4s⁵t⁻⁷/-2s⁻²t⁴)³
= (4s⁵s²/-2t⁴t⁷)³
= (-2s⁷/t¹¹)³
= -8s²¹/t³³
5) 81x⁴y⁸
= 3⁴x⁴y⁸
= (3xy²)⁴
Hence, the expression 81x⁴y⁸ rewritten as a power of a product is (3xy²)⁴.
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Can an absolute value be less than 1?
Answer:
yes, but not less than zero.
Step-by-step explanation:
The absolute value is only greater than or equal to zero.
[tex] | - x| \geqslant 0[/tex]
where x is real number
A polygon is shown, area?
Answer:
34.5 square units.
Step-by-step explanation:
We can construct a 7 x 7 square around the polygon. Then, we measure the two right triangles that together, along with the polygon, make up the 7x7 square. The total measure of the two triangles is 15/2+7=14.5. Now we subtract that from the area of the square to get the area of the polygon. 49-14.5=34.5, so 34.5 square units is the answer.
an upcoming play requires 6 bunny costumes. each costume requires 2.6 square yards of faux fur. faux fur costs $10.05 per square yard and the costume budget for the bunny costumes is $200. what is the total cost of material for the bunny costumes?
$156.78 is the total cost of material for the bunny costumes.
Given a specified quantity of goods produced, a cost function is a mathematical formula that may be used to determine the overall cost of production.
Given that,
Total required bunny costumes = 6
Total faux fur requirements for each bunny costume = 2.6 square yards
Cost of faux fur = $10.05 per square yard
The costume budget for the bunny costumes = $200
The total cost of material for the bunny costumes = 2.6 *10.05 *6 = $156.78.
Thus, $156.78 is the total cost of material for the bunny costumes.
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In the diagram, the smaller circles touch the larger circle and touch each other at the center of the larger circle. The radius of the larger circle is $6.$ What is the area of the shaded region
As a result, the solution is shaped like a circle ( -5 , 7 ). The second half of the text has a 6 mm diameter. Three and four are FALSE. There are ten miles between points A and B.
What is a circle?The construction of a circle is the outcome of following a thinking object in a plane and keeping a fixed distance from a particular location. A Greek word kirkos, which means hoop or ring, is the source of the English word circle.
Here,
Typically, a circle's equation is,
( x - h )² + ( y - k ) ( y - k )
x² = r²
( y - k ) ( y - k ) = r²
6² = r²
where the radius of the ring is and the center's coordinates are (h, k).
Part 1.
We arrive to using the formula for the common circle.
The circumference of a circle's coordinate is ( -5 , 7 )
As a result, the second choice is the best.
Part 2.
We arrive to using the formula for the common circle.
The circle's diameter is six.
The initial choice is therefore the best.
Part 3.
We arrive to using the equation again for common circle.
Circle circumference coordinate: ( 2 , 3 )
False as a result.
The axis coordinates of the circle are: ( 2 , 3 )
False, then.
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in convex quadrilateral wxyz, the degree measure of angle x is four times that of angle w. the measure of angle y is double that of angle x. lastly, the measure of angle z is 3 degrees larger than that of angle y. what is the degree measure of the largest angle in wxyz?
The measure of the largest angle in wxyz is 4 times the measure of angle w, plus double that measure, plus 3 degrees.
Angle w: x = 4w
Angle y: y = 2x = 8w
Angle z: z = y + 3 = 8w + 3
The largest angle in wxyz is z = 8w + 3.
In a convex quadrilateral wxyz, the degree measure of angle x is four times that of angle w. This means that the measure of angle x is four times the measure of angle w. The measure of angle y is double that of angle x. This means that the measure of angle y is twice the measure of angle x, or eight times the measure of angle w. Lastly, the measure of angle z is 3 degrees larger than that of angle y. This means that the measure of angle z is eight times the measure of angle w plus three degrees. Therefore, the measure of the largest angle in wxyz is 8w + 3.
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A special offer box of breakfast cereal contains 20% extra free. The mass of cereal in the special offer box is 750 g.
what is the mass of cereal in a normal size box
Suppose you write and solve an equation to determine the amount of money m you have in your bank account after several weeks. You find that m equals negative 36. Choose any of the following interpretations of this value that are correct.
Therefore , the solution of the given problem of equation comes out to be it mean that you owe 36 amount of money to bank.
What or who is the equation?When the equals sign (=) is used to denote equality, an algebraic theorem resembles a rule joining two statements. An algebraic equation is a factual assertion that shows the equivalence of multiple numerical variables. The values ob d + 6 and 12 are separated by an equal sign in the calculation data logger + 6 = 12. The number of syllables that correspond to each side of each letter can be expressed numerically. The message of a symbol is frequently its complete opposite.
Here,
Given :
After a few weeks, you create and calculate an equation
so determine how much money is in your bank account.
M equals -36, as you discover.
Thus,
It mean that you owe 36 amount of money to bank.
Therefore , the solution of the given problem of equation comes out to be it mean that you owe 36 amount of money to bank.
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Please help quick i don't understand i need you to explain Thanks
Answer: II Only
Step-by-step explanation:
Let's see.
The given inequality is -2<=-8-x
Therefore, we can add 8 to both sides and get
6<=-x
Now we need to multiply -1 to both sides to get
x<=-6, which means that x is less than or equal to -6.
Now the only choice that satisfies this inequality is -6.
So II only is the answer.
What are the 4 types of Excel?
The four types of data in excel are text type, number type, logical and error type.
Excel data types are the four different kinds of values in Microsoft Excel. The four types of data are text, number, logical and error.
Number data - Any type of number is included in the category of data. These could consist of large or small fractions, quantitative or qualitative information.Text data - Characters such as alphabetic, numeric, and special symbols are included in this type of data. The main distinction between text and number data is that while text cannot be calculated on, numerical data can.Logical data - This type of information is usually the result of a test or comparison and is either true or false. This implies that you can use a function to check whether the information in your spreadsheet satisfies various criteria.Error data - This kind of information appears when Excel detects an error or a missing piece of information while processing your entry.Learn more about excel here:
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Han accidentally drops his water bottle from the balcony of his apartment building. D=32-5t2 complete the table and plot the data
Plug in t = 0, in the given equation to get d=32-5t² = 32
Plug in t = 0.5, in the given equation to get d= 30.75
Plug in t = 1 , in the given equation to get d= 27
Plug in t = 1.5, in the given equation to get d= 20.75
Plug in t = 2 , in the given equation to get d= 12
Below is the completed table and the data on the coordinate plane.
The study of graphs, which are mathematical constructions used to represent pairwise relationships between things, is known as graph theory in mathematics. Vertices (also known as nodes or points) make up a graph in this sense, which are connected by edges (also called links or lines).
Undirected graphs, in which edges connect two vertices symmetrically, are distinguished from directed graphs, in which edges connect two vertices asymmetrically. One of the main topics of study in discrete mathematics is graphs.
In physical, biological, social, and information systems, graphs can be used to model a wide variety of linkages and processes. Graphs can be used to represent a variety of real-world issues.
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What happens when you divide a number by 1 2?
When you divide a number by 1/2, it is the same as multiplying the number by 2. Therefore, the result of the division is two times the original number.
Let's say we have a number, X.
When you divide X by 1/2, you can rewrite the equation as:
X ÷ 1/2 = X × 2
Thus, the result of the division is two times the original number, X.
Let's say we have a number, X. When you divide X by 1/2, you are essentially multiplying X by 2. This means that the result of the division is two times the original number. In other words, if you divide X by 1/2, the answer will be 2X. To put it another way, if you take any number, X, and divide it by 1/2, the result will be two times the original number. This is because 1/2 is the same as multiplying the number by 2. For example, if you divide 10 by 1/2, the result will be 20, since 10 multiplied by 2 is 20. Similarly, if you divide 25 by 1/2, the result will be 50, since 25 multiplied by 2 is 50. In conclusion, when you divide any number, X, by 1/2, the result will always be two times the original number.
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Thank you so much l need this fast
The line's x value at the x-axis intersection is referred to as the x intercept, and the line's y value at the y axis junction as the y intercept.
What are the x and y intercept?Because they are located on the horizontal and vertical axes, respectively, the x and y-intercepts are also known as the horizontal intercept and vertical intercepts.
The equation is a non-function
solve f(x)=6^x
Here are some points we can plug in. We should try to use full numbers:
(-2,1/36)
(-1,1/6)
(0,1)
(1,6)
This is the graph:
graph{6^x [-10, 10, -2, 40]}
Make sure the line approaches, but never touches, the x-axis. Even though the line sweeps up until it reaches infinity, it will never be vertical because that would render the equation useless.
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Choose the inequality that BEST illustrates the following condition: All real numbers X with and absolute value of greater than three
The given condition can be modeled by the compound inequality:
x < -3 or x > 3.
Which inequality describes the condition?
We want to find an inequality that describes the next condition:
"All real numbers X with an absolute value of greater than three"
So our variable will be X, and the absolute value of X is written as:
|X|
We want to have an absolute value larger than 3, so we can write the inequality:
|X| > 3.
The absolute value part can be separated into two, such that we will get two inequalities:
x > 3
x < -3
So the inequality that illustrates the given condition is the compound inequality:
x < -3 or x > 3.
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a coffee shop has a coffee machine can make 12 pots of coffee per hour. you make $10 in sales on each pot of coffee. you have 8 hours the coffee shop is open. how many pots can be made in one eight-hour day?
A total of 96 pots can be made in one eight-hour day.
The result of two numbers being multiplied is known as the product. The multiplier is the number of such equal groups, and the multiplicand is the number of items in each group. In this instance, the multiplicand is, the multiplier is, and the product is 6.
Speed of coffee machine = 12 pots of coffee per hour.
Amount received after selling each pot of coffee = $10
For finding the total pots of coffee made by the coffee machine in 8 Hr, we will simply multiply the total number of hours which is 8 Hr to the efficiency of the machine which is 12 pots per hour.
So, the total pot made by the machine will be 12*8 = 96 pots
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The table shows data from a local landscaper, estimating the area of flower gardens (x) in square feet, and the dollar cost to install them (y).
When using the median-fit method with summary points (10, 120), (15, 150), and (25, 200), what is the equation of the best-fit model?
y = 5.33x + 67.78
y = 5.94x + 70.00
y = 6.00x + 56.67
y = 6.00x + 60.00
The equation of the best-fit model is given as follows:
y = 5.33x + 67.78.
How to obtain the equation for the regression line?The equation for the line of fit is obtained inserting the points of the data-set into a linear regression calculator.
The points for this problem are given as follows:
(10, 120), (15, 150), and (25, 200).
Inserting these points into a calculator, the line of best fit is given as follows:
y = 5.33x + 67.78.
Meaning that the correct option is given by the first option.
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PLEASE Help!! Will give branliest for the correct answer and a brief explanation on how to solve this!
Answer: Well you have to see on the number that is close to the decimal point
Step-by-step explanation:
0.2438
0.4485
0.8641
3.2527
17.9926
I am really confused with this assessment. The answers are rational, irrational, and both
the perimeter of a parallelogram must be no less than 40 feet. the length of the rectangle is 6 feet. what are the possible measurements of the width?
The width of the parallelogram can be any value greater than or equal to 14 feet.
What is parallelogram ?
A parallelogram is a four-sided polygon with opposite sides that are parallel. It has opposite angles that are equal and opposite sides that are equal in length. A special cases of parallelograms are rectangles, which have four right angles, and squares, which have four right angles and all sides are equal in length.
P = 2l + 2w >= 40
where P is the perimeter, l is the length and w is the width.
Substituting the given value for the length, we get ,
2(6) + 2w >= 40
Simplifying and solving for w ,
12 + 2w >= 40
2w >= 28
w >= 14
Therefore, the width of the parallelogram can be any value greater than or equal to 14 feet.
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can someone help me w this angle side relationships in triangles geometry question
The angle measure of triangle DEF in order of smallest to largest is m∠E = 36.03°, m∠F = 70.72° and m∠D = 73.25°.
The answer is: m∠E < m∠F < m∠D
How to find the measure of the angles in the triangle?The angle of a triangle can be found given its 3 sides using the cosine rule.
The formula is: cos(C) = (a² + b² -c²) / 2ab
where c is the length of the side opposite angle C, a and b are the lengths of the other two sides, and cos(C) is the cosine of angle C.
DE = f = 69 miles, EF = d = 70 miles and DF = e = 43 miles
cos (F) = (d² + e² -f²) / 2de
cos (F) = (70² + 43² -69²) / (2*70*43)
cos (F) = 71/215
F = cos⁻¹(71/215)
F = 70.72°
cos (E) = (d² + f² -e²) / 2df
cos (E) = (70² + 69² -43²) / (2*70*69)
cos (E) = 93/115
E = cos⁻¹(93/115)
E = 36.03°
DE = f = 69 miles, EF = d = 70 miles and DF = e = 43 miles
cos (D) = (e² + f² - d²) / 2ef
cos (D) = (43² + 69² - 70²) / (2*43*69)
cos (D) = 285/989
D = cos⁻¹(285/989)
D = 73.25°
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question 18 the study method used to evaluate mother-child attachment is best described as: a. experimental. b. observational. c. inferential. d. statistical.
The study method used to evaluate mother-child attachment is best described as option A: experimental.
Children who refuse food by acting negatively or in opposition seem to be a common theme in feeding interactions between depressed mothers and their kids. The purpose of this study was to examine parenting behaviours in the setting of feeding in moms who were suffering from serious depression from an attachment theory perspective. The easiest way to sum up the research design used to assess mother-child attachment is option A: experimental.
The idea of sensitive responsiveness was developed by attachment theory to measure a mother's capacity to empathetically recognise and respond to her child's signals. Their attitudes and behaviours when providing care may be badly impacted by this distress, which may be pervasive.
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An Isosceles triangle and a square have the same perimeter. Find the side lengths of the triangle.
triangle base: 3x
triangle height: 2x+1
square height: 4
Answer: 5, 5, 6
How you get this answer?
Johnny works for Black Corporation. His annual salary is $62,285.50 A. Johnny is paid every other week. What is his biweekly gross pay? B. What is Johnny's Social Security deduction? C. What is Johnny's Medicare deduction? D. As of January 1, Johnny will receive a 14.5% raise. What will Johnny's new annual salary be?
A. Johnny's biweekly gross pay is $2,595.23.
B. Johnny's Social Security deduction is 6.2% of his gross pay is $160.90.
C. Johnny's Medicare deduction is 1.45% of his gross pay, which is $37.63.
D. Johnny's new annual salary with a 14.5% raise is $71,179.93.
How to calculate the valuesA. Johnny's biweekly gross pay is $62,285.50 / 24
= $2,595.23.
B. Johnny's Social Security deduction is 6.2% of his gross pay, which is $2,595.23 * 6.2% = $160.90.
C. Johnny's Medicare deduction is 1.45% of his gross pay, which is $2,595.23 * 1.45% = $37.63.
D. Johnny's new annual salary with a 14.5% raise is $62,285.50 * 1.145 = $71,179.93.
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the radius of the base of a cylinder is increasing at a rate of 111 meter per hour and the height of the cylinder is decreasing at a rate of 444 meters per hour. at a certain instant, the base radius is 555 meters and the height is 888 meters. what is the rate of change of the volume of the cylinder at that instant (in cubic meters per hour)?
The rate of change of the volume at that particular instant is - 62.8 m^3/h.
How to get the rate of change of the volume?
First, we can write the dimensions as:
radius = R = (5m + 1m/h*t)
height = H = (8m - 4 m/h*t)
Where t is the time in hours.
Then the volume of the cylinder will be:
V = pi*R^2*H = 3.14*(5m + 1m/h*t)^2*(8m - 4 m/h*t)
To get the rate of change, we need to differentiate it with respect to t, we will get:
V' = 3.14*(2*(5m + 1m/h*t)*(1m/h)*(8m - 4 m/h*t) + (5m + 1m/h*t)^2*(-4m/h))
V' = 3.14*( (2 m/h)*(5m + 1m/h*t)*(8m - 4 m/h*t) - (4m/h)*(5m + 1m/h*t)^2)
V' = 3.14*(2m/h)*( (5m + 1m/h*t)*(8m - 4 m/h*t) - 2*(5m + 1m/h*t)^2)
As you can see the rate of change depends on t, but we want the rate of change at this instant, then we use t = 0, replacing that on the above equation we get:
V'(0) = 3.14*(2m/h)*( (5m + 1m/h*0)*(8m - 4 m/h*0) - 2*(5m + 1m/h*0)^2)
V'(0) = 3.14*(2m/h)*( (5m)*(8m ) - 2*(5m)^2)= -62.8 m^3/h
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Ty
Determining the Lengths and Scale Factor of a Dilation
Use the interactive ruler to measure the distance from
the center of dilation, C, to the image and pre-image.
The distance from point C to point A is
The distance from point C to point A' is
units.
units.
The distance from point C to point A' is
distance from point C to point A.
the
Using the interactive ruler, we can determine that there are 4 Units between the dilation's center and the image and pre-image.
An interactive ruler is what, exactly?This digital instrument, which appears on the computer screen and is often referred to as an Interactive Teaching Program ruler, is used to measure the lines and sides of a shape.
In units,
how far is it between points C and A?
With the help of the interactive ruler, we can calculate that the separation between points C and A is 2 units.
Additionally, the distance is 1.5 units between point C and point A'.
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Please help me I need with this I don’t understand this♀️
Answer:
see attached for a graph
a. BA≅BC (the compass told me so)
c. AD≅CD
Step-by-step explanation:
You want a graph of ∆ABC, with A(4, 7), B(0, 0), and C(8, 1). You want to identify the congruent sides, construct an angle bisector, and comment on how it divides the opposite side.
GraphThe graph of the points, and the construction of the angle bisector are shown in the attachment.
a. Congruent sidesSince you have your compass available for construction, you can use set it to the measure of one side and compare that to the other two sides. It does not take long to identify AB ≅ BC. (A compass setting shows they are the same length.)
b. Angle bisectorAs you know, an angle bisector is constructed by first identifying two points on the sides of the angle that are the same distance from the vertex of the angle. Then two intersecting arcs are drawn with the same radius using those points as their centers. The vertex and the intersection of the arcs defines the ray that is the angle bisector. This is shown in the attachment.
c. AD and CDYou can count grid squares (or use the compass) to determine that AD and CD are the same length: D is the midpoint of AC.
This reinforces your knowledge that the angle bisector of the a.pex angle of an isosceles triangle is also an altitude and a median.