billyjv billyjv

24-07-2017
Mathematics

contestada

what is the surface area of a sphere with an 8in radius?

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chip1964 chip1964

24-07-2017

formula: 4*pi*r^2

4*pi*64
256pi
804.247719319

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thisisnotspam42 thisisnotspam42

24-07-2017

Surface area of sphere=[tex]4\pi r^2=4\cdot\pi\cdot8^2=256\pi\approx804.25 \text{ in.}^2[/tex]

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