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Earn +20 ptsQ: Why do you square the radius when finding the area of a cirlce?
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What is the area of a cirlce with a radius of 15Cm?
Area = (pi) (radius)2 = 225 pi = 706.858 square centimeters (rounded)
What is the formula for finding the area of a cirlce?
pi times radius squared: a=pi x r2
What is the area of a cirlce with a radius of 3?
9pi
What is the algorithm for finding the area of a circle?
Find the radiusMultiply pi by the square of the radius.
Is finding the square feet the same as finding the area of a circle?
Yes, it is the same thing.Finding the square (unit of measure) is just like finding the area of a circle.You find it just like how you find area (3.14 x radius squared).
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