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Earn +20 ptsQ: Why is area of circle equals pi r squared?
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How is pi used to determine the area of a circle?
Area of a circle equals pi (3.14) times the radius squared.
What is area of a circle if circumference equals pi divided by 2?
Area of a circle is: pi times radius squared
If the area of a circle is 25 square units what is the radius of the circle?
area equals pi r squared therefor r squared equals area over pi. Now find square root of r squared and you have "R" (radius) = 2.821
Is the area of a circle is twice the radius?
Area equals pi times the radius squared.
Does the area of a circle equal pi?
no, the area of a circle equals pi times the radius squared or circumference times diameter over four.
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