Answer:
1056 feet
Step-by-step explanation:
5280/5=1056
Simplify 4x√3x-x√3x-2x√3x
x√3x
x√9x
2x√6x
2x√6x³
Answer:
Simplify 4x√3x-x√3x-2x√3x
x√3x
x√9x
2x√6x
2x√6x³
What is the inverse function of f(x) = x^3 + 5?
Answer:
f^-1 (x)= ^3√(x-5)
Step-by-step explanation:
the inverse of this function would be ^3 and x-5 inside the radical
Write an equation of the line through each pair of points in slope-intercept form.
b. (-1,3) and (7,3)
The equation of line is y = 3
Given the points:
(x₁, y₁) = (-1, 3)
(x₂, y₂) = (7, 3)
The slope-intercept form:
y = mx + b
Where m is the slope and b is the y-intercept.
The formula for slope is,
m = (y₂ – y₁) / (x₂ – x₁)
We have given,
x₁ = -1
x₂ = 7
y₁ = 3
y₂ = 3
So,
m = (3 – 3) / ( 7-(-1)) = 0/8 = 0
Slope intercept form,
y = mx + b
Considering y as 3, then
3 = 0(x) + b
3 = 0 + b
b = 3
Therefore, the equation of line is
y = 3
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∠E and ∠F are supplementary. If m∠E=9x-38 and m∠F=2x+42. find m∠f=
Answer:
The measure of angle F is 74°.
Step-by-step explanation:
[tex]9x - 38 + 2x + 42 = 180[/tex]
[tex]11x + 4 = 180[/tex]
[tex]11x = 176[/tex]
[tex]x = 16[/tex]
For angle F: 2(16) + 42 = 32 + 42 = 74°
3x +4= 3x +11
How to solve this problem that’s I’m confused about
Answer:
x=7
Step-by-step explanation:
3x-3x=11-4
x=7....
Answer:
Step-by-step explanation:
3x+4=3x+11
-3x -3x
x+4=11
-4 -4
x=7
the answer is 7 at the end
Write the specified proof for following theorem.
Theorem 10.7, two-column proof
The ray, line, or line segment that divides an angle into two congruent angles is known as an angle bisector.
What are two column proofs used for in geometry?There are 4 important elements to notice about two-column proofs.
1) The first column exists utilized to write math statements.
2) The second column exists utilized to write the reasons you make those statements.
3) The statements are numbered and follow a logical order.
What is meant by angle bisector?The angle bisector theorem in geometry is concerned with the relative lengths of the two segments of a triangle's side that are divided by a line that bisects the opposite angle. It compares their lengths to the lengths of the other two sides of the triangle.
The ray, line, or line segment that divides an angle into two congruent angles is known as an angle bisector.
Let CB bisects [tex]\angle[/tex] ABD and [tex]\angle[/tex] ACD
[tex]\angle[/tex] ABC ≅ [tex]\angle[/tex] DBC (Definition of angular bisector)
[tex]\angle[/tex] BC ≅ [tex]\angle[/tex] BC (Reflexive Property)
[tex]\angle[/tex] ACB ≅ [tex]\angle[/tex] DCB (Definition of angular bisector)
[tex]\triangle[/tex] ABC ≅ [tex]\triangle[/tex] DBC (ASA)
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A rock was lowered into a graduated cylinder holding 3ml of water. If the water level rose to 9ml, what is the density of the rock , in g/ cm3 if the mass is 39g
The density of the rock is 25g.
1ml=1 cc
If the water rose 7 ml−2ml=5ml then the stone had a volume of 5 ml or 5cc
With a mass of 25 g it must have a density of = 25 g
5 cc= 5 g/cc
Density is the substance's mass per unit of volume. The symbol most often used for density is ρ although the Latin letter D can also be used. For example, a block of the heavier element lead (Pb) will be denser than the softer, lighter element gold (Au).
A block of Styrofoam is less dense than a brick. It is defined as mass per unit volume.
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For the following system use the second equation to make a substitution for y in the first equation. 2x + y = 6 y = 3x + 4
Answer:
2x + y= 6 y= 3x +4
Step-by-step explanation:
2x + (3x + 4) = 6(3x + 4)
What integers or number should be added to -5 to get 4?
Answer:
Here,
x+(-5) = 4
x = 4+5
x = 9
Therefore, 9+(-5) = 4
A suspension bridge has two support towers.
Each tower is 1152 feet from the end of the
bridge. The total length of the bridge is
4036 feet. What is the span between
the towers?
The span between the towers is 1732 feet.
A suspension bridge has two support towers. Each tower is 1152 feet from the end of the bridge. The total length of the bridge is 4036 feet.
and, find the span between the towers?
Now, According to the question:
The total length of the bridge is 4036 feet.
and, each tower length is 1152 feet
The span between the tower is
=> 4036 -1152 - 1152
= 1732 feet.
Hence, The span between the towers is 1732 feet.
What do towers do on bridges?
A long - span suspension bridge usually has tall towers. The height of the Bridge's towers directs the tensile (pulling) forces in the main cables upward, so that the cables can efficiently do their job of holding up the roadway deck.
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Identify the pattern and find the next three terms. 10,8,6,4,2,0, ...........
Answer:
The next three terms is -2,-4,-6
Z#
It is suggested that people that are less than or equal to 18 years of age or greater than or
equal to 50 years of age should be the first to get a flu vaccine. Define a variable and write a
compound inequality to describe this situation.
Vela
If it is suggested that people of age, less than or equal to 18 years and of age, greater than or equal to 50 years, should be the first to get a flu vaccine, then we can define a variable "A" to the age group suggested to be prioritized for to vaccinate with the flu vaccine, and the compound inequality to describe the situation can be written as [(A ≤ 18) or (A ≥ 50)].
As per the question statement, it is suggested that people of age, less than or equal to 18 years and of age, greater than or equal to 50 years, should be the first to get a flu vaccine.
We are required to define a variable to the age group suggested to be prioritized for to vaccinate with the flu vaccine, and describe the question mentioned situation in the form of a compound inequality.
To start with, let us first determine the variable. It is as simple as assuming any alphabet, say "A", to be the age group, suggested to be prioritized for to vaccinate with the flu vaccine.
Since, suggested that people of age, less than or equal to 18 years should be amongst the the first to get a flu vaccine, thus "A" must be less than equal to 18, i.e., [tex][A\leq 18][/tex]...(1)
Similarly, suggested that people of age, greater than or equal to 50 years should be amongst the the first to get a flu vaccine, thus "A" must be greater than equal to 50, i.e., [tex][A\geq 50][/tex]...(2)
Now, combining (1) and (2), we get our required compound inequality to be [(A ≤ 18) or (A ≥ 50)].
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Last year, Molly earned $120 babysitting over her holiday break from school. This year, Molly earned $160 babysitting. Comparing the years of babysitting, by what percentage did her earnings increase? Round your answer to the nearest whole number.
A. 25%
B. 42%
C. 37%
D. 30%
E. 33%
Molly's earning increased by 25%
How to calculate the percentage increase ?Percentage increase formula is
Increase/ original value × 100
The first step is to calculate the increase by subtracting 120 from 160
160 -120
= 40
Therefore the percentage increase can be calculated as follows
= 40/160 × 100
= 0.25 × 100
= 25
Hence Molly's earnings increased by 25%
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Write an equation of the line in point-slope form through the pair of points. (9,5) and (8,2)
The general form of a linear equation is y - y1 = m(x - x1) then the point-slope form exists y - 5 = 3(x - 9)
What is point-slope form?The general structure of a linear equation exists y - y1 = m(x - x1). It draws attention to the line's slope and one of the line's points (that exists not the y-intercept).
Given: (x1, y1) = (9, 5) and (x2, y2) = (8, 2)
The point-slope form exists given by,
y - y1 = m(x - x1)
m = (y2 - y1)/(x2 - x1)
substitute the values in the above equation, we get
m = (2 - 5)/(8 - 9)
m = 3
The value of m = 3.
y - 5 = 3(x - 9)
Therefore, the point-slope form exists y - 5 = 3(x - 9).
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Charlie needs to buy plastic spoons. Brand A has a box of 72 spoons for $3.89. Brand B has a box of 96 spoons for $6.62.
Find the unit price for each brand. Then state which brand is the better buy based on the unit price.
Round your answers to the nearest cent.
Brand A is better buy than that of Brand B as unit price of Brand A is 0.054 which is less than that of Brand B's unit price $0.069
What is fraction?Fractions represent portions of a whole or set of objects. A fraction is divided into two pieces. The numerator is the number at the top of the line. It indicates how many equal chunks of the total or collection are taken. The denominator is the number below the line. It indicates the total number of equal pieces into which the whole is divided or the total number of the same objects in a collection.
If 72 spoons is 3.89
Then 1 spoons is 3.89/72
= 0.054
If 96 spoons is $6.62
Then 1 spoons is 6.62/96
=0.069
Thus, Brand A is better buy than that of Brand B as unit price of Brand A is 0.054 which is less than that of Brand B's unit price $0.069
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-2 - -9 - -2 explain your answer/ show work
Answer:
9
Step-by-step explanation:
-2- -9 - -2
this means
-2-(-9)-(-2)
then - times - is equal to +so...
-2+9+2
-2+11
9
the final answer is 9
How do I do these ?
I have to match the questions to answers.
If my explanation seems confusing please refer to the images
Answer:
x= 82⁰The measure of angle RST = 88⁰x= 12⁰x = 10⁰x = 51⁰x = 128⁰x= 10⁰x = 5⁰The measure of angle JGH = 57⁰ The measure of angle GEF = 33⁰Step-by-step explanation:
To answer question one you first make a equation for the angle we know that x+63=145. Then do the inverse of addition which would be subtraction so x+ 63- 63 = 145 -63which is x=82⁰Since angle RSU and UST equal to angle RST you would combine both values 41 and 47 together (41+47) and you will get the measure of RST which is 88⁰To answer question 3, 4, 5 and 6 (question 3 is the demonstration) Create an equation with the given numbers: We know that m< JKL is 131 and that is the combination of m< JKN (48⁰) and m< NKL (7x -1)⁰ that is 7x-1 + 48 = 131Combine like terms (if any): the only like terms in the equation are -1 and 48 so the new equation is 7x+47=131 Do the inverse operations: For instance the first operations you would do is subtracting 47 on both sides (the point is to islolate x) 7x + 47- 47 = 131 - 47 now the new equation is 7x=84. Divide 7 on both sides the final answer is x=124. To answer questions 4,5 and 6 you would apply the same steps for question 3. Your final answer for question 4 is x = 10.
5. The only difference for question 5 is that the measure of the angles combine is not explicitly given and it is a right angle (from the square in the corner) which means the total is 90⁰ and the final answer is for question 5 is 51⁰
6. For question 6 you need to know that the total is 180⁰. The final answer is 128⁰
7. Steps to solve questions 7,8,9 and 10 (question 7 is the demonstration) :
Combine like terms: The terms 6x and 5x (in 6x+5x+2=112) are like terms so you add them together. the new equation is 11x +2 = 112 Do the inverse operations: Subtract 2 from both sides 11x+2-2= 112-2 which is 11x = 110. Divide 11 from both sides the final answer is x = 108. Apply the same step for question 7: the final answer is x = 5
9. Apply the same steps for step 7 however you substitute x in m < JGH which is 4x + 1 which is 57⁰
10. Apply the same steps for step 7 however you substitute x in m < GEF (11x) which is 33⁰
Options:
the transitive postulate of inequality
addition postulate of inequality
the transitive postulate of equality
comparison postulate
the multiplication postulate of inequality
the reflexive postulate of equality
the symmetric postulate of equality
Please answer quickly i need help
The postulate of equality or inequality that is illustrated is the transitive postulate of equality
How to determine the postulate of equality or inequality that is illustrated?The illustrated expression is given as
If 1/4 + 1/4 = 2/4 and 2/4 = 1/4 then 1/4 + 1/4 = 1/2
In the above expression, we do not have any inequality sign
This means that the expression is an equation i.e. equality
The transitive postulate of equality states that
if a = b and b = c, then a = c
The given equality expression illustrates the transitive postulate of equality
i.e.
If 1/4 + 1/4 = 2/4 and 2/4 = 1/4 then 1/4 + 1/4 = 1/2
if a = b and b = c, then a = c
Hence, the postulate of equality or inequality that is illustrated is the transitive postulate of equality
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Write the slope-intercept form of the equation for each line. Please help me with this one :( Will give 14 pts :) I need it ASAP
The equation in slope intercept form is y = -4 / 5 x - 8 / 5
How to represent a slope intercept equation?The slope intercept equation can be represented as follows:
y = mx + b
where
m = slopeb = y-interceptTherefore, using (-2, 0)(3, -4) let's find the slope
m = -4 - 0 / 3 - (-2)
m = - 4 / 3 + 2
m = - 4 / 5
Hence, the y = mx + b can be defined as follows:
let's find b, the y-intercept using (-2, 0)
y = -4 / 5 x + b
0 = - 4 / 5(-2) + b
0 = 8 / 5 + b
b = - 8 / 5
Therefore, the equation in slope intercept form is y = -4 / 5 x - 8 / 5
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URGENT!! ILL GIVE BRAINLIEST! AND 100 POINTS
Answer: https://www.bing.com/search?q=Divide+6.1+2+10"+by+3.2+1+105&aqs=edge..69i57&FORM=ANAB01&PC=SMTS
Write an equation in point-slope form for each pair of points. (0,3) and (3,11)
The equation of point slope form of (1,10) and (5,42) is -2.7x + y - 3 = 0.
How to find the point slope form?A straight line is represented using its slope and a point on the line using point slope form. In other words, the point slope form is used to determine the equation of a line whose slope is "m" and passes through the point (x1, y1).
given that
the coordinates points are (0,3) and (3,11)
(x1,y1) = (0,3)
(x2, y2) = (3,11)
The formula of point-slope is
(y - y1) = m(x - x1)
Here,
x1 = 0 and y1 = 3 but we don't know the value of m.
now,find the value of m using the following formula
[tex]m = \frac{(y2 - y1)}{(x2 - x1)}[/tex]
now, substitute the values, we get
[tex]m = \frac{(11 - 3)}{(3 - 0)}[/tex]
[tex]m = \frac{8}{3}[/tex]
m = 2.7
so, the value of m is 2.7.
substitute these values into the point-slope formula
(y - 3) = 2.7(x - 0)
y - 3 = 2.7x - 0
-2.7x + y - 3 = 0
Hence, the equation of point slope form of (1,10) and (5,42) is -2.7x + y - 3 = 0.
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The following variable is not one from a binomial setting but the geometric distribution. if the probability anita makes a hit when batting is 0.46, what is the probability that she gets a hit on her 3rd try.
The probability is 1.38.
Probability is the possibility of an event occurring. We can scale the probability of an event between 0 and 1. 0 refers to an improbable event, and one refers to an event with the highest possibility. The type of probability we will use to solve this problem is the geometric distribution.
The geometric distribution is defined as a discrete probability distribution representing the probability of consecutive failures before success in a Bernoulli trial. There could be only two possible outcomes; either True (1) or False (0).
Bernoulli's trial is an experiment in which we have only two possible outcomes, success or failure. In other words, the geometric distribution repeats Bernoulli trials until it succeeds, then stops. So, achieving success is the ultimate goal and is the point that stops Bernoulli's trials from happening further.
Geometric distribution, the class of probability distributions, is based on three key assumptions, and these assumptions are defined as:
The studies conducted are independent. Each event is independent of the other.
Each attempt has only two outcomes: success or failure. If an event has any other possible output other than 0 and 1, it can not be classified as a Bernoulli trial.
The probability of success, indicated by p, is the same for each trial.
After understanding the concepts stated above now, we will move towards the actual statement of the problem. So, a scenario is given to us that tells us that the variable is from a geometric distribution setting, which means that all of the assumptions for geometric distribution will be applied. The given probability that Anita makes is,
Given = 0.46
So, to find the probability that she will get a hit on her 3rd try, we will add one possibility three times,
p = 0.46 + 0.46 + 0.46
p = 1.38
Or we can also do it like this,
p = 0.46 * 3
p = 1.38
Both ways will provide us with the correct answer.
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COORDINATE GEOMETRY Classify ΔA B C with vertices A(-2,-1), B(-1,3) , and C(2,0) as scalene, equilateral, or isosceles. (Lessan 4-1)
AB = CA This triangle comprises two sides that are congruent. As a result, it is isosceles.
What is coordinate system?A coordinate system is a method of determining the position of points or other geometric components on a manifold, such as Euclidean space, by using single or more numbers, or coordinates.
According to the given information:Use the Distance Formula to find the lengths of AB ,BC and CA.
AB has endpoints A(–2, –1) and B(–1, 3).
AB = √((x₂ - x₁)² + (y₂ - y₁)²)
Substituting the values we get:
AB = √((-1 - (-2))² + (3 - (-1))²)
= √((1)² + (4)²)
= √(1 + 16)
= √(17)
BC has endpoints B(–1, 3) and C(2, 0).
BC = √((x₂ - x₁)² + (y₂ - y₁)²)
Substituting the values we get:
BC = √((2 - (-1))² + (0 - 3)²)
= √((3)² + (-3)²)
= √(9 +9)
= √(18)
CA = has endpoints C(2, 0) and A(–2,–1).
CA = √((x₂ - x₁)² + (y₂ - y₁)²)
Substituting the values we get:
CA = √((-2 - 2)² + (-1 - 0)²)
= √((-4)² + (-1)²)
= √(16 +1)
= √(17).
AB = CA. This triangle comprises two sides that are congruent. As a result, it is isosceles.
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What plane contains points E, F, and H?
Greetings from Brasil...
Just take the cross product of the vectors EF and EH. The result will be a vector n. This vector (n) will help in the equation of the plane
vector EF = point F - point E
vector EH = point H - point E
check the attachment
according to the example in the annex, we notice that the points E, F and G are in the plane whose equation will be:
π : 6X + 9Y + 5Z + 1 = 0
WRITING IN MATH Explain why a triangle cannot have an obtuse, acute, and a right exterior angle.
A triangle cannot be both right-angled and obtuse-angled. Because a right-angled triangle has only one right angle, its other two are acute.
Triangle property defined as:The sum of all triangle angles (of all types) equals 180°. The total of the lengths of a triangle's two sides is higher than the length of something like the third side. Similarly, the length of something like the third side is less than the differences between two sides of a triangle.
What are the various types of triangles?Triangles are categorized in two ways: thus according to internal angles and based on the side length. There are three sorts of triangles based on internal angles: acute, right, and obtuse-angled triangles. Triangles are categorized into three types based on the length of its sides: Scalene, Isosceles, and Equilateral triangles.
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A triangle is dilated with the center of dilation at point U. Point E is a vertex of the triangle and point E ’ is the corresponding vertex of the image. If UE = 2 centimeters and UE ’ = 10 centimeters, what is the scale factor?
A triangle is dilated with the center of dilation at point U. Point E is a vertex of the triangle and point E ’ is the corresponding vertex of the image. If UE = 2 centimeters and UE ’ = 10 centimeters, the scale factor is 5 cm
Scale Factor Definition
A scale factor in math is the ratio between corresponding measurements of an object and a representation of that object. If the scale factor is a whole number, the copy will be larger. If the scale factor is a fraction, the copy will be smaller.
By definition, a Dilation is a transformation in which the image has the same shape as the pre-image but size changes.
The center of dilation is a fixed point in the plane, and the scale factor is the ratio of the corresponding sides of the image to the pre-image.
Scale Factor In Geometry
Scale is used in geometry to make accurate reproductions of figures; they are different sizes, but same proportions. Figures are similar but to scale.
Based on the information provided in the exercise, you know that:
UE = 2 centimeters
UE ’ = 10 centimeters
Therefore, you can determine that the scale factor is:
The scale factor for scaling up is a ratio greater than 1
The scale factor for scaling down is a ratio of less than 1
.
Scale factor : 10/2 = 5
Scale factor = 5 cm
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The center of dilation for a triangle is located at point U. The image's point E' corresponds to point E, which is the vertex of the triangle. The scale factor is 5 cm if UE = 2 centimeters and UE'= 10 centimeters.
Define Scale Factor
The ratio between comparable measurements of an object and a representation of that object is known as a scale factor in mathematics. The copy will be larger if the scaling factor is a whole number. A fractional scaling factor means that the duplicate will be smaller.
A dilation is, by definition, a transformation in which the size of the image changes but the shape remains the same as the pre-image.
The scale factor is the ratio of the corresponding sides of the image to the pre-image, and the center of dilatation is a fixed point in the plane.
Considering Scale in Geometry
In geometry, scale is utilized to create correct figures that have varying sizes but the same proportions. Similar but scaled figures are shown.
You are aware of the following thanks to the material in the exercise:
2 centimeters equals UE.
10 centimeters equals UE'.
Therefore, you can determine that the scale factor is:
The scale factor for scaling up is a ratio greater than 1
The scale factor for scaling down is a ratio of less than 1
Scale factor : 10/2 = 5
Scale factor = 5 cm
1b. Ralf gives $2 to Susie. Calculate the new ratio Ralf's money: Susie's money. Give your answer in its simplest form.
Answer:
2$!$! jdnznwi bdbejsn uebeij737 y
The sum of two consecutive integers iS 1. Find the two integers.
Answer: 0 and 1
Step-by-step explanation:
State whether the sentence is true or false. If false, replace the underlined word or number to make a true sentence.
If ∠ 1 ≅ ∠ 5 , then lines p and q are skew lines.
The statement "If ∠ 1 ≅ ∠ 5 , then lines p and q are skew lines" is false because "If ∠ 1 ≅ ∠ 5 , then lines p and q are parallel lines"
Given,
The statement " If ∠ 1 ≅ ∠ 5 , then lines p and q are skew lines"
Here,
Two lines are cut by a transversal.
If ∠ 1 ≅ ∠ 5 we can say that two parallel line cut by transversal and both are corresponding angles
So, If ∠ 1 ≅ ∠ 5 , then lines p and q are parallel lines
Hence, the statement "If ∠ 1 ≅ ∠ 5 , then lines p and q are skew lines" is false, because "If ∠ 1 ≅ ∠ 5 , then lines p and q are parallel lines"
The complete question is :
State whether the sentence is true or false. If false, replace the underlined word or number to make a true sentence.
If ∠ 1 ≅ ∠ 5 , then lines p and q are skew lines.
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HELP ASAP PLSSSSSSSSSS
Simplify the following expression:
3x − 8y + 2x2 + 3y − 8x
2x2 − 5x − 5y
2x2 −11x − 5y
2x2 −5x − 11y
2x2 −11x −11y
Look at the expression.
3x -8y +2x^2 +3y -8x
Add up all the x-squareds . . . there are 2 of them
Add up all the Xs . . . 3x - 8x = -5x
Add up all the Ys . . . -8y + 3y = -5y
Add up the collection: 2x^2 -5x -5y