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How do you find the circumfrence and area of a circle? Examples please or a link to a website.
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How do you find the circumfrence and area of a circle? Examples please or a link to a website.

User Andre Paap
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To find the corcumference of the circle the formula is 2(pi)r
to find the area of the circle the formula is (pi)(r)(r)
User Peter Bloomfield
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Area or a circle
A= 3.14 (pi) multiplied by the radius to the second power
So if a circles radius is 3 cm it would be pi multiplied by 9 which equals 28.27 cm2
Circumference
C= pi multiplied by the diameter
User Najib
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