The area of a round mat is 64 pie square inches. what is the diameter of the mat?

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asked Jun 15, 2017 79.0k views

1 Answer

Pooja Kamath · Answer 1 · 2017-06-21T06:47:20+0000

area of a circle
area = pi r ^2
64 = 3.14 x r ^2
divide both sides by 3.14
20.38 = r^2
square root of 20.38
4.51 = r
diameter is twice the radius
4.51 + 4.51 = 9.02

The area of a round mat is 64 pie square inches. what is the diameter of the mat?

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