01-04-2017
Mathematics

contestada

find the volume of a sphere, given that its surface area is 600cm2, round your answer to 3 significant figures.

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Аноним Аноним

01-04-2017

well, surface area is 4 * pie *r^2

and volume = 4/3 * pie * r^3

so, 600 = 4 * 3.14 * r^2
r^2 = 47.77
r=6.91

v = 4/3 * 3.14 * 6.91^3 =1381.979 cm3

hope it helepd

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