Are of quadrilateral

Are Of Quadrilateral

Answers

Answer 1

Answer:

Area of Quadrilateral = 289.57 sq.cm

Step-by-step explanation:

First of all, let us understand what is a Quadrilateral?

A quadrilateral is a polygon with four sides. A quadrilateral is a closed two-dimensional figure formed by joining the four points among which three points are non-collinear points.

Given,

Length of sides :

AB = 7.5 cm

BC = 11.7 cm

CD = 15.6 cm

AD = 18 cm

and given , the Angle between BCD is 90 degrees and the angle between BAD is 90 degrees.

It implies that the TRAINGLES BCD and BAD are Right angled triangles

So, the length of BD can be found using Pythagorean theorem

Pythagorean theorem, the well-known geometric theorem that the sum of the squares on the legs of a right triangle is equal to the square on the hypotenuse (the side opposite the right angle)—or, in familiar algebraic notation, a2 + b2 = c2.

From the Triangle of BCD,

a= BC

b=CD and

c= BD

Therefore, The length of BD =

c=[tex]\sqrt[2]{(11.7^{2})+(15.6 x^{2}) }[/tex]

c = [tex]\sqrt{380.25}[/tex]

c = 19.5 cm

Hence, c= BD=19.5 cm

Now, Area of Quadrilateral =

1/2*(diagonal)*(sum of height of two triangles)

Here, Diagonal = Length of BD = 19.5 cm

Height (h1) = BC = 11.7 cm

Height ( h2) = AD = 18 cm

Therefore, Area = 1/2*19.5*(11.7+18)

                           = 289.57 sq.cm

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Related Questions

Convert scientific notation to decimal format.
9.8*10^-9

Answers

Answer:

- 9,800,000,000

Step-by-step explanation:

9.8 * [tex]10^{-9}[/tex]

Simplify 10 with exponent

[tex]{10}^{-9}[/tex] = -10 with 9 zeroes

Rewrite

[tex]{10}^{-9}[/tex] = -1,000,000,000

Place back into expression

9.8 * -1,000,000,000

Simplify by multiplying

- 9,800,000,000

Let me know if you have any questions!

Bookwork code: M29 Calculator allowed The circle below has centre U. BC and DE are tangents to this circle. Work out the size of angle 0. Give reasons for your answer. A 52° B O E Watch video D 27° 0 C Not drawn accurately A Bookwork code : M29 Calculator allowed The circle below has centre U. BC and DE are tangents to this circle . Work out the size of angle 0 . Give reasons for your answer . A 52 ° B O E Watch video D 27 ° 0 C Not drawn accurately A​

Answers

1) [tex]OA=OB[/tex] (all radii of a circle are equal)

2) [tex]\angle OBA=52^{\circ}[/tex] (angles opposite equal sides in a triangle are equal)

3) [tex]\angle OAB+\angle OBA+\angle AOB=180^{\circ}[/tex] (angles in a triangle add to 180 degrees)

4) [tex]52^{\circ}+52^{\circ}+\angle AOB=180^{\circ}[/tex] (substitution)

5) [tex]\angle AOB=76^{\circ}[/tex] (subtraction)

6) [tex]\angle AOB+\angle BOD=180^{\circ}[/tex] (angles on a line add to 180 degrees)

7) [tex]76^{\circ}+\angle BOD=180^{\circ}[/tex] (substitution)

8) [tex]\angle BOD=104^{\circ}[/tex] (subtraction)

9) [tex]\angle ODE=\angle OBC=90^{\circ}[/tex] (tangents are perpendicular to the radius of a circle at the point of tangency)

10) [tex]\angle ODC=117^{\circ}[/tex] (angle addition postulate)

11) [tex]\angle BOD+\angle OBC+\angle ODC+\angle DCB=360^{\circ}[/tex] (angles in a quadrilateral add to 360 degrees)

12) [tex]104^{\circ}+90^{\circ}+117^{\circ}+\theta=360^{\circ}[/tex] (substitution)

13) [tex]\theta=49^{\circ}[/tex] (subtraction)

Please help me with my math

Answers

3z - 12 = 63
+ 12 +12
3z = 75
z = 25

x + 63 = 180
- 63 - 63
x = 117°

For every 1 litre of water used to make a
medicine, 311ml of sucrose and 29ml of
saline solution are used. Express the amount
of water, sucrose and saline solution needed
as a ratio in its simplest form.

Answers

Step-by-step explanation:

hope you can understand

Identify the figure that portrays the translation of the given preimage as indicated by the direction arrow.

Preimage: (first photo)

Answers

The parallelogram will translate along the arrow and reach the head of the arrow.

The translation is a category of motion in which one body moves along towards a particular direction and reaches a particular point.

In translation, the rotational motion is not present. Also, the translational motion is a one-dimensional motion.

In the given figure, the parallelogram is present at the tail of the arrow.

The arrow depicts the direction of the translational motion.

So, the parallelogram will reach the end of the arrow as shown in the picture present in the attachment.

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The price of a Year 7 mathematics textbook is $60. The store gives a discount of 20% on the textbook.
You have $50 to spend. Would you be able to buy the textbook? Explain.

Answers

Answer:

yes,you can buy the textbook

Step-by-step explanation:

determine discount

60 × 0.2(decimal form of 20%)

=12

apply discount

60-12

=48

50>48✓

$80 gift marked up 60%
give me the answer after the markup

Answers

Answer:

128

Step-by-step explanation:

0.6 (the percentage) x 80.00= 48.00

48.00 + 80.00 = 128.00

Answer:

128

Step-by-step explanation:

60% + 100% (new price) = 160% = 1.6

80 x 1.6 = 128

An Amazon delivery driver receives a bonus if he delivers a package to a customer in 20 minutes plus or minus 5 minutes. Which inequality or equation represents the drivers allotted time (x) to receive a bonus

Answers

[tex]15 \leq X \leq 25[/tex] is the equation represents the drivers allotted time (x) to receive a bonus.

What us the absolute value of inequality?

An absolute value inequality is an expression with absolute functions as well as inequality signs.

According to the question:

Mathematically absolute value inequality is represented as :

|X -20|≤ 5

Solving the equation using

|z| ≤ a→ -a ≤ z  ≤ a :

here, z = X- 20 and a = 5:

[tex]| X-20| \leq 5\\\\ - 5\leq X-20 \leq 5[/tex]

By Solving X adding 20 on the three sides of the inequality

[tex]-5 + 20 \leq X -20 +20 \leq 5 + 20[/tex]

By simplifying it:

[tex]15 \leq X \leq 25[/tex]

Therefore the equation or inequality which represents the drivers allotted time (x) to receive a bonus [tex]15 \leq X \leq 25[/tex]

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-1 1/3 - 1 2/3
answer in simplest form

Answers

-1 1/3 - 1 2/3
-4/3 - 5/3 = -9/3
-9/3 = -3

final answer: -3

Answer:

-3

Step-by-step explanation:

both are negatives, so think of it as addition

at the very end make sure you add the negative symbol :)

-1 1/3 - 1 2/3

Which expression for YYY correctly outputs that x is between 50-100? if (YYY) { // Output "50, 51, ..., 99, 100" } Group of answer choices (x >= 50) || (x <= 100) 50 <= x <= 100 50 >= x <= 100 (x >= 50) && (x <= 100)

Answers

The expression for YYY is (d) (x >= 50) && (x <= 100)

How to determine the correct expression?

The instruction is given as:

If (YYY) {

// Output "50, 51, ..., 99, 100"

}

The value of x is given as:

x = 50 to 100 (inclusive)

This means that:

x must be greater than or equal to 50 AND x cannot exceed 100

The keyword AND is represented as &&.

So, the condition is:

x >= 50 && x <= 100

Hence, the expression for YYY is (d) (x >= 50) && (x <= 100)

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74 is the same as
radians.
Round to the nearest hundredth of a radian.

Answers

Answer:

1,29

Step-by-step explanation:

74*2pi/360

ezzzzzz

Question 8(Multiple Choice Worth 1 points)
(07.05 MC)
Use the key features of the polynomial f(x) = 2x³ + 5x² - 2x - 3 to describe its end behavior.
O The left side continues down, and the right side continues up.
O The left side continues down, and the right side continues down.
O The left side continues up, and the right side continues down.
O The left side continues up, and the right side continues up.

Answers

The key feature is that; The left side continues down, and the right side continues up.

How to describe the behavior of a Polynomial?

We are given the polynomial;

Polynomial function;

f(x) = 2x³ + 5x² - 2x - 3

Leading coefficient = 2

Degree of the polynomial = 3

Since, degree of the polynomial given is odd and the leading coefficient is positive.

Therefore, left side of the graph will continue down and the right side continues up.

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If g(x)=4x^(2)-16 were shifted 7 units to the right and 3 down, what would the new equation be?

Answers

The equation of the transformed function is h(x) =  4(x - 7)² - 19 option (C) is correct.

What is a function?

It is defined as a special type of relationship, and they have a predefined domain and range according to the function every value in the domain is related to exactly one value in the range.

We have a function:

g(x) =  4x² - 16

The above function shifted 7 units to the right and 3 down.

Applying transformation:

x → (x - 7)

G(x) =  4(x - 7)² - 16

G(x) → G(x) - 3

h(x) =  4(x - 7)² - 16 - 3

h(x) =  4(x - 7)² - 19

Thus, the equation of the transformed function is h(x) =  4(x - 7)² - 19 option (C) is correct.

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Help me out!!!!!!!!!!!!!

Answers

Answer:

Add all of the sides up:

x^2 + y + 6x + 2y + y^2 + 6x + 2y + y^2 + 4x^2

= 5x^2 + 12x + 2y^2 + 5y

Mila is preheating her oven before using it to bake. The initial temperature of the oven is 75° and the temperature will increase at a rate of 10° per minute after being turned on. What is the temperature of the oven 15 minutes after being turned on? What is the temperature of the oven t minutes after being turned on?

Temp after 15 minutes:
Temp after t minutes
need answer quickly

Answers

the temp after 15 minutes is 225 degrees because the initial temp plus the rate time the number of minutes gives the current temp. in this case, 75 + 10(15) = 225

therefore, the temp after t minutes can be represented by the equation f(x) = 10t + 75

a paperweight has height 4cm and volume 38.4cm3.
a mathematically similar paperweight has height 7cm.
calculate the volume of this paperweight.

Answers

The similar paperweight has a volume of 67.2 cubic cm if the height is 7 cm.

What is volume?

It is defined as a three-dimensional space enclosed by an object or thing.

As we know,

Volume = base area×height

38.4 = base area×4

base area = 38.4/4 = 9.6 square cm

A mathematically similar paperweight has a height of 7 cm.

Volume = base area×height

Volume = 9.6×7 = 67.2 cubic cm

Thus, the similar paperweight has a volume of 67.2 cubic cm if the height is 7 cm.

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Select the correct answer.
The graph of function f is shown.
If g(x) = -2f(x), which graph is the graph of function g?

Answers

Answer:

Step-by-step explanation:

Note that the new function, g(x), provides a value for y that is -2 times the value returned by f(x).  That means that for the same value of x, the resulting value of g(x) will be -2 times that provided by f(x).

See the attached image.  The table shows how the values of y change for each value of x used in the respective function.  Plot those new values to produce the graph.

Question 10 of 13
by visual inspection, determine the best-fitting regression model for the
scatterplot.
o a. no pattern
o b. quadratic
o c. exponential
o d. linear


please help!

Answers

The best-fitting regression model for the scatter plot is exponential curve , Option C is the right answer.

The missing graph is attached with the answer.

What is an exponential graph ?

An exponential graph is given by y = aˣ , the graph for an exponential growth is also attached with the answer,

From the graph given in the question it can be concluded that it is not linear , not quadratic and it is not true that it doesn't have a pattern , It is an exponential growth graph, Therefore Option C is the right answer.

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How many eight-digit numbers can be formed if the leading digit cannot be a zero
and the last number cannot be 1 or 0?

Answers

Answer:

81 x 10^6

Step-by-step explanation:

x0000000

11111111x

22222222

33333333

....................

88888888

99999999

---------------------

The first digit and 8th digit column has only 9 numbers and the rest 6 column have 10 possible numbers

9 x 9 x 10^6 = 81 x 10^6

4
Drag each response to the correct location on the table. Each response can be used more than once, but not all responses will be used.
Consider the two exponential equations shown. Identify the attributes for each equation to complete the table.
250
111%
89%
Growth 11% 8.9%
40
Decay
250 (0.89)*
250 = 40(1.11)
40 =
Initial Value::
Growth or Decay::
Growth/Decay Rate::
Reset
Initial Value::
Growth or Decay:
Growth/Decay Rate::
Next

Answers

First function; Initial value = 250; Decay; Decay rate = 11%

Second function; Initial value = 40; Growth; Decay rate = 11%

How to solve exponential decay functions?

1) The first function is;

40 = 250(0.89)^(x)

y = 250 (initial value)

Decay because 0.89 < 1

Thus;

Decay rate: (1 - 0.89) * 100 = 11%

2) The second function is;

250 = 40(1.11)^(x)

y = 40 (initial value)

Growth because 1.11 > 1 so growth

Growth rate: (1.11 - 1) * 100 = 11%

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. Mr. Poudel buys 60 bananas at Rs 80 per score and sells all the bananas at Rs 60 per dozen. What is his profit or loss? (1 score = 20) Profit and Loss 10. Mr. Poudel buys 60 bananas at Rs 80 per score and sells all the bananas at Rs 60 per dozen . What is his profit or loss ? ( 1 score = 20 ) - P : 60​

Answers

Answer:

profit=Rs60

Step-by-step explanation:

I hope it helps.

Which equation best represents the line

y = 3x + 3
y = 1 over 2x − 3
y = 1 over 2x + 3
y = 3x + 1 over 2

Answers

Answer:

C

Step-by-step explanation:

The y intercept is 3, so eliminate B and D.

Also, the slope is less than 1, so this eliminates A.

This leaves us with C.

The most efficient first step in the process to factor the trinomial 2x^3 - 18x^2 + 40x is:

A. Factor out 2
B. Factor out -1
C. Factor out 2x
D. Factor out (x-5)

Answers

Considering the common factor, the most efficient way to factor the expression 2x³ - 18x² + 40x is given by:

C. Factor out 2x.

How to factor an expression?

The most efficient way to factor the expression is factoring out the common factor.

In this problem, the expression is:

2x³ - 18x² + 40x

We have that:

The common factor of 2, -18 and 40 is 2.Of x³, x² and x, it is of x.

Hence the common factor is of 2x, which means that option C is correct.

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Please help I can’t figure it out

Answers

Answer: -4

Step-by-step explanation: Notice that the increments in the graph do not go in 1's, but in 2's. Meaning the first line is 2, and second line is 4, and in the middle is 3. Be careful.

The range is where the line on the graph hits the y-axis (horizontal line, or line going up). The only possible place the line hits the y-axis is at -4. No other y-value. Thus, the range of the function is -4.

A ferris wheel with a diameter of 214 feet was built in a city. The top of the wheel stands 223 feet above the ground. Find h if θ = 150°, 240°, and 315°. Round your answers to the nearest whole number.

The diagram in the attached image is a model of the wheel.

Answers

The height at 150°, 240°, and 315° will be 208.66 feet, 169.5 feet, and 40.34 feet, respectively.

What is a vector?

The quantity which has magnitude, direction and follows the law of vector addition is called a vector.

A Ferris wheel with a diameter of 214 feet was built in a city.

The top of the wheel stands 223 feet above the ground.

Then the radius will be

r = 214 / 2

r = 107 feet

The distance between the ground and bottom of the Ferris wheel will be

d = 223 – 214

d = 9 feet

Then the height will be given as

h = r(1 – cos θ) + h

h = 107(1 – cos θ) + 9

At θ = 150°, then the height will be

h = 107(1 – cos 150°) + 9

h = 208.66 feet

At θ = 240°, then the height will be

h = 107(1 – cos 240°) + 9

h = 169.5 feet

At θ = 315°, then the height will be

h = 107(1 – cos 315°) + 9

h = 40.34 feet

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Identify the type of function represented by f(x) = 3(1.5)*.
OA. Exponential growth
B. Linear
C. Exponential decay
D. Quadratic

Answers

Answer:

A. Exponential growth function

If s(x) = 2 – x² and t(x) = 3x, which value is equivalent to (sof)(-7)?
-439
-141
153
443

Answers

Answer:

- 439

Step-by-step explanation:

evaluate f(- 7) and substitute the value obtained into s(x)

f(- 7) = 3(- 7) = - 21 , then

s(- 21) = 2 - (- 21)² = 2 - 441 = - 439

Answer:

A. (s*t)(-7)=-439

Step-by-step explanation:

(s*t)(-7) is the same as s(t(-7)). First find t(-7)

t(-7)=3(-7)=-21

t(-7)=-21

Plug -21 into s(t(-7)) for t(-7).

Find s(-21).

s(-21)=2-(-21)^2=-441+2=-439

Hope this helps!

If not, I am sorry.

Gcf of 24x^5 - 56x^3 + 16x

Answers

Answer:

8x

Step-by-step explanation:

Greatest common factor is the factor of 24, 56 and 16. Since 16x only has the power of 1, then then the answer should be on power of 1.

Answer:

Given the 24x⁵ - 56x³ + 16x contains numbers and variables, there are two steps to finding the GCF. Find the GCF for the numeric part, then find the GCF for the variable part.

Steps to find the LCD of 24x⁵ - 56x³ + 16x

Find the LCD for the numerical part 24, - 56, 16x Find the LCD of the variable part x⁵, x³, x¹.Multiply the values with each other

Find the common factors of the numerical part: 24, −56, 16

The factors for 24 are −24,−12,−8,−6,−4,−3,−2,−1,1,2,3,4,6,8,12,24.

The factors for −56  are−56,−28,−14,−8,−7,−4,−2,−1,1,1,2,2,4,4,7,7,8,8,14,14,28,28,56,56.

The factors for 16  are −16,−8,−4,−2,−1,1,2,4,8,16.

List all the factors 24,−56,16 to find the common factors.

24:−24,−12,−8,−6,−4,−3,−2,−1,1,2,3,4,6,8,12,24−56:−56,−28,−14,−8,-7,−4,−2,−1,1,1,2,2,4,4,7,7,8,8,14,14,28,28,56,5616:−16,−8,−4,−2,−1,1,1,4,8,16

The common factors for 24,−56,16 are −8,−4,−2,−1.−8,−4,−2,−1

The GCF of the numerical part is 8.

[tex]\bf{GCF_{Numerical}=8 }[/tex]

Then find the common factors for the variable part:

x⁵, x³, x

The factors for x⁵ are:

x · x · x · x · x

The factors for are:

x · x · x

The factors for are:

x

List all the factors x⁵, x³, x¹ to find the common factors.

x⁵ = x · x · x · x · x

x³ = x · x · x

x¹ = x

The common factor of the variables x⁵, x³, x¹ is x.

The LCD of the variable part is x.

[tex]\bf{GCF_{Numerical}=x }[/tex]

Multiply the LCD of the numerical part 8 and the GCF of the variable part x.

8x

Rhonda gave the cashier $20 to pay for 3 pairs of socks. The cashier gave her $5.12. Each pair of socks cost the same amount. What is the cost in dollars and cents for each pair of socks?

Answers

Answer:

4.96 dollars

Step-by-step explanation:

20-5.12=14.88

14.88/3= 4.96 dollars

so each pair of socks costs 4.96$

a store pays $736 for an oil painting and marks the price up by 22 3/8 %. wat is the amount of the markup?

Answers

Answer:

$ 164.68   markup

Step-by-step explanation:

22 3/8 % = 22.375 %    which is .22375 in decimal

  .22375 * $ 736 =  $ 164.68

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two resistors 6 ohm and 3 ohm are connected in parallel and its connected with a cell of EMF 6 volt find the current through each resistors William will be presenting his midyear paper in front of the class. His classmates are talking as they come into class and take their seats. When William's teacher says something to him, he tries to focus on what she is saying while tuning out the other voices. Analyzing this example using a Gestalt perceptual principle, the noisy environment is an example of _____ and his teacher's voice is an example of _____. In the writing process, elaborating on supporting points is a part of express 3256 as the product of power of 10 Which should precede the order on a classified balance sheet A synonym for the word beautiful is the word attractive.true or false 5 Which statement BEST describes the relationship between photosynthesis and cellular respiration?A. Both processes use energy to form molecules of glucose.B. The products of one process are the reactants in the other process.C. The products of one process are the same products in the other process.luminate EducationTM, Inc. Find BC.plssss helpp!!! Your checking account is off $150 because the Banks statement says you have $750 and you think you have $900. We find you made two mistakes. You forgot to write in a Deposit of $100 and you forgot to write in your Rent check.Can you tell me how much the RENT check is (In terms of dollars)? Use the graph below to answer the following question. Observe the ionization energy needed to remove the 10th and 11th electrons. What does this indicate? What should be added to -2 1/9 to get 11 What year was math invented? Joseph Stalin's efforts to collectivize Ukrainian farms resulted in: A. the restoration of private agricultural property under the New Economic Policy. B. mass arrests of farmers who resisted collectivization or failed to produce enough wheat. C. a rising standard of living in Ukraine at the expense of the standard of living elsewhere. D. the growth of Stalin's cult of personality in Soviet territories outside Russia. Why do good speakers use some of the specialized vocabulary related to a topic? Group of answer choices Listeners will believe that the speaker knows a lot about the topic if he or she uses those words. Some listeners will get bored if they dont hear at least a few words that they dont know. Specialized vocabulary helps the speaker remember his or her main points. Evaluate the function when x = - 2, 0 and 5. What are the fnctions of ovule and sepal.If u write good answer i will keep u in mark as brainlist. Explain how to use a graph of the function f(x) tofind f(3). (05.06)Which of the following points lie in the solution set to the following system ofinequalities? (1 point)y The table shows results of an experiment that was replicated. Which best describes the data?They are precise and reproducible. They are precise but not reproducible. They are accurate and reproducible.They are accurate but not reproducible. Which expression is equivalent