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OpenStudy (anonymous):
Find the surface area of a sphere with a diameter of 78. (use 3.14 for pi)
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OpenStudy (anonymous):
s = 3.14(4)(39)
OpenStudy (anonymous):
surface area of sphere = 4*3.14* r^2 r = radius = 78/2 = 39
OpenStudy (anonymous):
Thanks!
OpenStudy (anonymous):
s = 3.14(4)(39)
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