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ikadub [295]
3 years ago
12

What is the area of this circle?

Mathematics
1 answer:
ddd [48]3 years ago
3 0
A= 3.14 • “r”squared
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Pls list out the steps
Daniel [21]
First, the bigger square's area is 20*20= 400 cm^2

second, the circle's area is ¶r^2 = ¶(20/2)^2 = ¶(10)^2 = 100¶ cm^2

third, smaller square-- if we imagine it as 4 parts as 4 right triangles-- 1 part will be 1/2*(20/2)(20/2) = 1/2 (10)(10) = 50 cm^2 then the area of the smaller square is 4*50 = 200 cm^2

so the shaded parts = circle - smaller square =100¶ - 200 cm^2

the answer is 2

5 0
3 years ago
1/3(m-1)=-5<br> Please help
dezoksy [38]

Answer:

m=-14 I hope this helps u

Step-by-step explanation:


6 0
4 years ago
What is the square root of -1?
mojhsa [17]

Answer:

Step-by-step explanatidk

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4 0
3 years ago
Read 2 more answers
110 is between blank and blank so 110 divided by 8 is between 13 and 14
mixas84 [53]
The 2 numbers required are 13*8 and 14  * 8
that is  104 and 117
5 0
4 years ago
Is -9,-5,-1,3,7, arithmetic,geometric or neither?
alisha [4.7K]

Answer:

Arithmetic.

Step-by-step explanation:

Geometric sequences have common ratios. Arithmetic sequences have common differences.

6 0
3 years ago
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