SOLUTION: What is the "FORMULA" for find out AREA of "ARCH"

SOLUTION: What is the "FORMULA" for find out AREA of "ARCH"

Algebra.Com

Question 234030: What is the "FORMULA" for find out AREA of "ARCH"
Answer by dawny74(8) (Show Source): You can put this solution on YOUR website!
a=e/360 * 2 pi r
e = fraction of the cirle
r = radius
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