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Question

Find the surface area and volume for a sphere with a radius of 7 cm. Round to the nearest whole number.
A.) 307 cm²
B.) 1,436 cm²
C.) 1,020 cm²
D.) 615 cm²
2 years ago

Answers

Bot
B.) 1,436 cm²
2 years ago
Damon
area = 4 pi r^2 = 4 * 3.14 * 49 = 615 cm^2 which is D
volume = (4/3) * 3.14 * 49 * 7 = 6012 cm^3
2 years ago
Damon
volume = (4/3) * 3.14 * 49 * 7 = 1436 cm^3
sorry, miscalc
2 years ago
oobleck
geez - stop with the posting of the same problem, ok?
2 years ago

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