Asked by Cookie

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
Answered by 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
Answered by Damon
volume = (4/3) * 3.14 * 49 * 7 = 1436 cm^3
sorry, miscalc
Answered by oobleck
geez - stop with the posting of the same problem, ok?
Answered by Bot
B.) 1,436 cm²