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svetoff [14.1K]
3 years ago
5

Find the area of a circle with a circumference of 20 units squared

Mathematics
2 answers:
nlexa [21]3 years ago
6 0
31.83

remember area : pi radius squared
lara [203]3 years ago
4 0

Answer:

it might be 31.97 but i’m seriously not sure

Step-by-step explanation:

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Three friends wor on a project .cindy does 4/8 of the project kim does 3/8 of the project sandy does 1/8 of rhe project how mich
Oliga [24]
You just have to add the three

4/8+3/8+1/8=8/8

8/8=100%

So they finished the whole project


Hope this helps!
4 0
3 years ago
Evaluate the expressions below for x = -4. <img src="https://tex.z-dn.net/?f=x%5E-2" id="TexFormula1" title="x^-2" alt="x^-2" al
Ronch [10]

Answer:

-0.0625

-0.25

1

-4

16

Step-by-step explanation:

x=-4\\\\x^{-2}=\\-4^{-2}=\\-0.0625\\\\x^{-1}=\\-4^{-1}=\\-0.25\\\\x^0=\\-4^0=\\1\\\\x^1=\\-4^1=\\-4\\\\-x^2=\\-4^2=\\16

3 0
3 years ago
Explain how to find the LCM of 5 and 6.
enyata [817]
<h3>For the lowest common multiple you do your times tables.</h3><h3>For example,5,10,15,20,25,30,35,40,45,50.</h3><h3>Those are your times tables of 5.</h3><h3>On the other side do your 6 times tables up to 60.</h3><h3>6,12,18,24,30,36,42,48,54,60.</h3><h3>Now that you have got both,Write down the smallest number in them that they both have.</h3><h3>For example,it would be<u> 30.</u></h3>

This is because that’s the smallest number in the multiple of both numbers.

3 0
3 years ago
What is the measure of B?
bekas [8.4K]

Answer:

m∠B= 60°

Step-by-step explanation:

The given triangle has all sides equal, so it's an equilateral triangle.

Equilateral triangle is always equal to 60°

Therefore, m∠B= 60°.

~

8 0
2 years ago
(3x3-3) to the power of 2 divided by 3+3=
8090 [49]

Answer:

6

Step-by-step explanation:

((3*3-3)^2)/6

((9-3)^2)/6

6^2/6

36/6

=6

Hope this helped! :)

7 0
3 years ago
Read 2 more answers
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