Michael C. answered • 05/13/17

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^{2}) which is nine times (A = 4*PI*R

^{2})

Jamal K.

asked • 05/13/17a) by a factor of 3

b) by a factor of 4

c)by a factor of 6

d)by a factor of 9

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Michael C. answered • 05/13/17

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4.9
(10)
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