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What is the area of the circle?

What is the area of the circle?-example-1
User Nyeka
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1 Answer

5 votes

Circumference is found by multiplying the diameter by PI,

so a circumference of 6PI means the diameter is 6 inches.

Area is found using the formula PI x r^2

r = 1/2 the diameter

r = 6/2 = 3

The area becomes 3^2 x PI = 9PI inches.

The answer is C.

User Alenros
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