The area of the circle below is 28.26. What is the diameter?

1 answer:

ipn [44]3 years ago

5 0

Area = PI x r^2

28.26 = 3.14 x r^2

r^2 = 28.26 / 3.14

r^2 = 9
r = sqrt(9)
r = 3

diameter = 2r = 2(3) = 6 feet

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