Question

How to find the area of a circle
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Answer 1

Pi r^2

Explanation:

The area of a circle can be found by multiplying pi and the square of the radius

Answer 2

Area = π r^2.

Explanation:

Given the radius r of a circle, the area = π r^2.

So for example the area of a circle of radius 2 = π 2^2

= 4π.