Dolphin111 Dolphin111

01-04-2016
Mathematics

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a circle has an area of 48in squared what is the radius of the circle use 3 for pie

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alicezil01 alicezil01

01-04-2016

The radius of the circle is 4 in. The formula for the area of a circle is [tex] \pi r^{2} [/tex] with r meaning radius. So if we use 3 for pi. Then [tex] r^{2} [/tex] is 16. So r is 4.

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standard form -2.56 x 10 ^3

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