identify the area of a regular decagon with side legnth 5 m​

Answers

Answer 1

Answer: The area is 81.25 m²

Answer 2
The area is 81.25 m².

Related Questions

what is -2.3 -1.2

explain your answer

Answers

Answer:

-2.3 -  1.2 = -3.5

Step-by-step explanation:

when we’re doing negative adding means subtracting so what I idi was add 2.3 and 1.2 and I got 3.5 so I think what number is bigger it’s -2.3 so since it’s negtive I put a negative that’s how I got it

the stove you have to bake in is an old one and only has the temperature in ° Fahrenheit. You are making rusks and have to dry them overnight at a temperature of 176°.Convert this temperature to ° Celsius​

Answers

Answer:

[tex]80^{\circ} C[/tex]

Step-by-step explanation:

You are making rusks and have to dry them overnight at a temperature of 176° F.

The given temperature is in Fahrenheit. We need to convert it into °C.

The relation between Fahrenheit and  °C is given by :

[tex]C=\dfrac{5}{9}(F-32)[/tex]

Put F = 176

So,

[tex]C=\dfrac{5}{9}(176-32)\\\\C=\dfrac{5}{9}\times 144\\\\C=80^{\circ} C[/tex]

So, the temperature is equal to [tex]80^{\circ} C[/tex].

Jeremiah spent $68 for concert tickets. He bought one adult ticket for $18 and several children's tickets for $10 each. Which number line represents the number of children's tickets Jeremiah bought?​

Answers

Five child tickets and I know it

Your welcome

Simplify each expression using the properties of exponents and match it to the correct answer

Answers

I can’t help you because I can’t see the problem.

10 Please! HELP! very easy! will give brainliest!

Answers

4 x 11 = 44
13 x 6 = 78
78 - 44 = 34
The answer is 34 ft
It’s 34 ft.
Hope this helps!

Slope is written as a ratio of the vertical change (run) to the horizontal change (rise) between any two points on a line.

Answers

Answer:

Step-by-step explanation:

Yeah the equation is change in y over change in x; change in is represented with the delta sign, so y2-y1/x2-x1

What is the length of the hypotenuse of the triangle?

Answers

17

This is gonna be confusing but this is how you solve stuff like this

8 x 8 = 64 15 x 15 = 225
64 + 225 = 289
Find the square root of 289
17

Some one please help me work out 1-2

Answers

One- total surface area- 94 ft
Two- 37ft


(HELP PLEASE) graph and shade the solution of the system of enequalities below (HELP PLEASE!)

Answers

a b and 3 is the correct answer

a package shaped like a cube has an edge that is 28 cm long. how much space is available to pack inside the box?​

Answers

Answer:

28 x 28 x 28 = 21,952 cm³

Step-by-step explanation:

Answer:21,952cm

Step-by-step explanation:

Doug is in line at the store. He has three items that cost ​$4.50​, ​$3.05​, and ​$1.50. Explain how Doug can add the cost of the items mentally before he pays for them.

Answers

Answer:

He can add through calculater or by doing addition in his mind

Will mark brainliest if done within 20 minutes of this being posted! NO LINKS NO FILES. Solve the radical equations and show your work, check your solutions too.

Answers

Step-by-step explanation:

5√x+3 = -20

÷5. : √x+3 = -4

square: x+3 = 16

-3: x = 13

√x+18 -2 = x -4

+2 : √x+18 = x -2

square: x+18 = x^2 - 4x +4

-18: x = x^2 -4x -14

-x : 0 = x^2 -5x - 14

foil: (x- 7) (x+2) = 0

x = 7, -2

.Find -23+57 and 57+-23

PLZ ANSWER WITH FULL EXPLANATION

Answers

Answer:-23+57=34  and 57 + -23 =34

                                                                                                       |    

Step-by-step explanation: −60−50−40−30−20−10 0 10 20 30 40 50 60 70 80

regardless of the way you put it the positive is bigger so that means the you subtract 57 - 23 each time .

An investor puts ​$800 in an account that pays 2​% interest compounded annually. Find the account balance after 6 years.

Answers

2/100x6=0.12
800x0.12=96$

Answer:

$900.929

Step-by-step explanation:

hope it helps you

please mark me as brainlist

What is 95% as a whole number

Answers

Answer:

95

Step-by-step explanation:

Answer:

95% of what? this question is incomplete.

if you are graphing and you are at -1 and then you move did you subtract or add

Answers

Answer:

It depends on which way you want to move.

Step-by-step explanation:

Fred borrows $2710 at 3.8% simple interest per month. When Fred pays the loan back 3 months later, what is the total amount that Fred ends up repaying?

Answers

$3030.82 is how much he will pay

The jogging track is 5/9 of a mile long. If Ashley jogged around it 4 times, how far did she run? A.4/9 B.20/9 C.9/4 D. 4 5/9

Answers

Answer:

I think it's B

Answer:

track is 5/9 of a mile long.....she jogged around it 4 times

Step-by-step explanation:

so Ashley ran ( 5/9 * 4) = 20/9 miles <==

I really need help on this question, because I forgot of how to find the angle of each variable.​

Answers

Answer:

a = 38 degree

b = 54 degree

c = 54 degree

Step-by-step explanation:

a = 180 - 142 = 38 ( angle on a straight line is equal to 180)

To determine the value of b, we have to find the other missing angle in the triangle.

the value of the missing angle is 38

Alternate angles are equal. the missing angle is alternate to angle b which has a value of 38

b = 180 - (38 + 88) = 54

c = 54

The number of points in the first five games of the basketball season are listed below. What is the mean number of points scored? GAME 1 GAME 2 GAME 3 GAME 4 GAME 5 38 29 16 42 33

Answers

Answer: 29

Step-by-step explanation:

What is the value of x in the equation −8 + x = −2?

Answers

I think that the answer is X=2/7. I hope this helps!!! :)

"The following is a kite. Find m
Q=79
R=(11x-6)
S=79
T=(4x+13)

Answers

not information please? i don’t know what you want ;))

Which expression is equivalent to –4(5x – 9) + 6(2x + 5)?

A.
–8x – 4

B.
–8x + 66

C.
32x – 4

D.
32x + 66

Answers

Answer:

B

(-20x + 36)+(12x+30)

-8x+66

The arrow on the spinner is spun once. What is the probability that the arrow will land on a section labeled with a number greater than 3?

Answers

Answer:

it’s 1/4

Step-by-step explanation:

Sonia walks to her aunt's house. She leaves home at 1025. She walks a total of 12km at an average speed of 5km/h. Work out the time Sonia arrives at her aunt's house.

Answers

Answer: 1249 hrs

Step-by-step explanation:

Sophia walked for 12 km to get to her aunt's house.

She did this at a speed of 5km/h which means that the time taken was:

Time = Distance / Speed

= 12 / 5

= 2.4 hours

2.4 in hours:

= 0.4 * 60 minutes

= 24 minutes

= 2 hours 24 minutes

If she left at 1025, she would arrive at:

= 1025 + 2 hours 24

= 1249 hrs


Can someone please help me on this I beg you please

Answers

Answer:

b

Step-by-step explanation:

b

The perimeters of two squares in the model are given. Find the perimeter of the third square. P=12 units p=16 units ​

Answers

Answer:

20 units

Step-by-step explanation:

1) find the side of the first square

side = P / 4 = 12:4 = 3 units

2) find the side of the second square

side = P / 4 = 16 : 4 = 4 units

3) use the Pythagorean theorem to find the hypotenuse of the right triangle

[tex]\sqrt{4^2 + 3^2} = \sqrt{16 + 9} = \sqrt{25} = 5[/tex] units

4)  find the perimeter of the third square

P = side x 4 = 5 x 4 = 20 units

Answer:

20 units

Step-by-step explanation:

Find the value of z in rhombus ABCD.

Answers

22.66 Because 56+56 = 112
180 is what all the angles in a triangle must lead up to so it would be 180-112 equals 68 divided by three Is z

A developer wants to divide an 84 acre parcel of land into lots in the ratio 6:2:4. How many acres are each land division. WILL AWARD BRAINLIEST.

Answers

Answer:

42 acres, 14 acres, 28 acres

Can the sides of a triangle have lengths of 3, 8, and 3
Explain??

Answers

Answer:

no

Step-by-step explanation:

the triangle rule is the sum of any two sides of a triangle MUST be larger than the third, in this case 3+8 > 3, but 3+3 < 8 so it cannot be a triangle

Answer:

An isosceles triangle has two side lengths that are the same and one side length that is different. Soo... basically to sum it up in a word, yep.

Step-by-step explanation:

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