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Anonymous
Assuming you mean 154 cm2
The volume is 179.7 cm3
Surface area of a sphere = 4 pi r2
Volume of a sphere = 4/3 pi r3
SA = 154 cm2
154 = 4 pi r2
r2 = 154/4/pi
r = 3.5
V = 4/3 x pi x (3.5)3
= 179.7 cm3
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