PLEASE HELP!!! Area of trapezoids and triangles ​

PLEASE HELP!!! Area Of Trapezoids And Triangles

Answers

Answer 1
i want to believe 30...?
Answer 2

Answer: 54 square inches and 18 square inches

Explanation:

The formula for the area of a trapezoid is the sum of the top and bottom bases divided by 2, multiplied by the height.

In the first picture the bases are 6 and 12, and the height is 6, so the formula would look like this:

[tex]\frac{6+12}{2} *6[/tex]

=[tex]\frac{18}{2} *6[/tex]

=[tex]9*6[/tex]

=54

54 [tex]in.^{2}[/tex] is the answer to the first problem.

Following the same method, we can do the next problem the same way:

[tex]\frac{4+8}{2} *3[/tex]

=[tex]\frac{12}{2} *3[/tex]

=[tex]6*3[/tex]

=18

18 [tex]in.^{2}[/tex] is the answer to the second problem.


Related Questions

Hello pls help will give good old BRAINLYEST YAY

Answers

Answer:

D

Step-by-step explanation:

The mean, median, and mode all are 3

Find the value of each variable

Answers

Answer:

(x - 2)² + y² = 9

Step-by-step explanation:

Wat is a mixed number or whole number: 11/3

Answers

Answer:

Not exactly sure what your asking but 11/3 as a mixed number is 3 2/3

Answer:

3 2/3 is the simplified version of 11/3

Step-by-step explanation:

Is that the answer please help no links no links please help

Answers

Answer:

360

Step-by-step explanation:

V= L•W•H/3

10×12×9÷3

71 is 10% of what number?

52 is 97% of what Number?

Explain steps.

Answers

Answer:

71 is 10% of 710

52 is 97% of 5200/97

Step-by-step explanation:

Let’s start with 71 is 10% of what number.

basically, what this is saying, is that 71 = 10% times and unknown valu. We can set this as x.

so, 71=0.1x

divide on both sides,

710=x

now the second one.

repeat the same process.

52=0.97x

divide

5200/97 =x

The length of a rectangle is 4 inches longer than its width. The area of the rectangle is 32 inches square. What is the width ? The width is ___ inches

Answers

Answer:

I hope this helps dear

Step-by-step explanation:

P = 2(L + W) = 32 in

L = W + 4

2[(W + 4) + W] = 32 in ⇒

W = 6 in

L = W + 4 = (6 + 4) in = 10 in

A = LW = (10)(6) in2 = 60 in2

Which expression is equivalent to ( + )?

Answers

Answer:

No entiendo que es lo que hay qué hacer


8)Which value could be the largest whole number that could equal the
length of the missing side in the picture?
Plz help I will give brainliest

Answers

Answer:

10

Step-by-step explanation:

take 6-5=1

6+5=11

These are the parameters of a triangle. If the third side length is equal to 11 then that is impossible.

1<x<11

So the largest value for x would be 10

Hope that helps :)

The core answer is D) 10

Please help me

Adjust to compatible numbers that count by 50s, and then subtract to
estimate the difference.

301 - 52 =

Answers

Answer:

249

Step-by-step explanation:

301 - 52 = 249

pls help i dont have much time whoever answers correctly ill mark brainliest

What is the area of the trapezoid shown below?

Answers

Answer:

114 it think but maybe not

Step-by-step explanation:

a

Answer : 78

Explanation: Bottom of triangle is 9. Use area of triangle formula to find area of triangle (54). Find area of rectangle (24). Add.

The business college computing center wants to determine the proportion of business students who have laptop computers. If the proportion differs from 25%, then the lab will modify a proposed enlargement of its facilities. Suppose a hypothesis test is conducted and the test statistic is 2.4. Find the p-value for a two-tailed test of hypothesis.

Answers

Answer:

The p-value for a two-tailed test of hypothesis is 0.0164.

Step-by-step explanation:

The test statistic is 2.4. Find the p-value for a two-tailed test of hypothesis.

This means that we look at the z-table, and we have to find:

[tex]P(|Z| > 2.4)[/tex]

Which is the pvalue of Z = -2.4 multiplied by 2, or 2 multiplied by 1 subtracted by the pvalue of Z = 2.4.

Looking at the z-table, z = 2.4 has a pvalue of 0.9918

1 - 0.9918 = 0.0082

2*0.0082 = 0.0164

The p-value for a two-tailed test of hypothesis is 0.0164.

3. What is the axis of symmetry of the graph of function f(x) = x² - 6x – 1

Answers

Answer:

guihnijiop;kl;lkm

Step-by-step explanation:

Answer:

A parabola has an axis of symmetry at x = 3 if the x-value of the vertex is 3.

f(x) = x^2 + 3x + 1 = x^2 + 3x + 9/4 - 5/4 = (x + 3/2)^2 - 5/4 => vertex = (-3/2, -5/4)

f(x) = x^2 - 3x - 3 = x^2 - 3x + 9/4 - 21/4 = (x - 3/2)^2 - 21/4 => vertex = (3/2, -21/4)

f(x) = x^2 + 6x + 3 = x^2 + 6x + 9 - 6 = (x + 3)^2 - 6 => vertex = (-3, -6)

f(x) = x^2 - 6x - 1 = x^2 - 6x + 9 - 10 = (x - 3)^2 - 10 => vertex = (3, -10)

Therefore, f(x) = x^2 - 6x - 1 has an axis of symmetry at x = 3.

Step-by-step explanation:

plz mark me as brainlist

find the volume of the cone. use 3.14 for pi. round decimal answers to the nearest tenth. diameter= 24ft height= 8ft

Answers

Answer = 1205.76

Volume of cone formula:
1/3 x radius^2 x 3.14 x height

Radius = 12

1/3 x 12^2 x 3.14 x 8 = 1205.76

The first bus stop on a bus route is 4 miles from school. How many yards is the first bus stop from school?

Answers

Answer:

7040 yards

Step-by-step explanation:

1 mile = 1760 yards

1 x 4 miles = 1760 x 4 yards

4 miles = 7040 yards

The answer is 7040 yards

(PART 2) Shout to the friend helping me

Answers

Answer:

6. 1351.92

7. -52

8.Bus Pass

9.448

10. No she of by two dollars

Helppppp!!!!!!!!! Plz

Answers

The answer is 22. You would subtract 3.5 from both sides, then x=22z

Imagine you deposit $4,500 into an account that pays 5,5 percent interest compounded
daily. How much interest will you earn in 30 days?

Answers

Answer:

500

Step-by-step explanation:

Help please !! need it asap

Answers

120? I believe sorry if you get it wrong!

What is the next term in the sequence below?

0.35, 1.05, 3.15, 9.45, …
A. 15.75
B. 27.75
C. 28.35
D. 85.05

Answers

c
the answer is c because each number is the previous x3

Answer:

Its C

Step-by-step explanation:

PLEASE HELP!!!!! FAST!!! I’ll mark brainliest

Answers

Answer:

the third one

Step-by-step explanation:

plan A is less expensive for more than 6 features

Find the percent of change. Round to the nearest tenth of a percent if necessary.


1/4 to 1/2

Answers

9514 1404 393

Answer:

  100%

Step-by-step explanation:

The percentage change can be computed from ...

  pct change = ((new value)/(old value) -1) × 100%

  = ((1/2)/(1/4) -1) × 100%

  = (2 -1) × 100%

  = 100%

The increase by 1/4 from 1/4 to 1/2 is an increase of 100%.

Which representation shows a proportional relationship between x and y?

Answers

Answer:

is taht delta math

Step-by-step explanation:

of so than we r in this togethrr LOL

the length of rectangular park is 15 m longer than that of the park is 114m find it's length and breadth​

Answers

Answer: Length: ≈20.5 Breadth: ≈5.5

Step-by-step explanation: x(x+15)=114, solving for x we get 5.547 and 20.547.

Solve the Following inequality by choosing the Possible range of Values that make the Statement True

x + 3 ≥ 13

Answers

Answer:

x has to be greater than or equal to 10 (x ≥ 10)

Step-by-step explanation:

x + 3 ≥ 13

x ≥ 13 - 3

x ≥ 10


PLEASE HELP , DONT SKIP !

NO LINKS OR FILES.

Answers

Step-by-step explanation:

You have to click the number of Xs for each kilometer travelled. For example, there are 2 "3 km" answers, so under the 3 column, you click 2 Xs.

Cassandra works for a company that is based off her sales. If she is paid 9.5% of her total monthly sales, calculate her pay for the month if she sells $15,670 of product.

Answers

Answer:

I don't understand what you mean. but 10.43 i guess

A set of 10 cards consists of five red cards and five black cards. The cards are shuffled thoroughly, and I choose one at random, observe its color, and replace it in the set. The cards are thoroughly reshuffled, and I again choose a card at random, observe its color, and replace it in the set. This is done a total of four times. Let X be the number of red cards observed in these four trials. The mean of X is:

Answers

Answer:

The mean of X is 2

Step-by-step explanation:

Given the data in the question;

set of 10 cards consist of 5 red card and 5 blacks

cards are chosen, replaced and shuffled four times;

number of independent trials n = 4

now, since its is replaced, the probability of getting a red card in each trial will be;

p = 5/10 = 0.5

let X rep the number of red cards observed in the four trials.

the random variable follows binomial distribution where

n = 4 and p = 0.5

so

E(X) = ∑xP( X = x )

E(X) = np

we substitute

E(X) = 4 × 0.5

E(X) = 2

Therefore, The mean of X is 2

Anyone know the answer

Answers

Step-by-step explanation:

[tex]4x - 16 + 2x + 16 = 180 \\ 6x = 180 \\ x = 30[/tex]

Step-by-step explanation:

A straight line has 180° so we can set

4x-16+2x+16=180

6x=180

x=30

Hope that helps :)

In the Baroque period, how many melodies did a piece of music usually feature

Answers

Answer:

Many types of music, e.g. The Chorale, Opera, the Dance Suite.

Step-by-step explanation:

Answer:

The answer is: A. One

Step-by-step explanation:

I took the test.

Q:An athlete throws her javelin 9.5 yards. She throws it this distance 2 times. How far does she throw the javelin in total?
18.5 yd
19 yd
19.5 yd
20 yd

Answers

The answer is 19 yds!

Answer: 19 yd

Step-by-step explanation:

hope this helped. :)

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