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A Hemisphere-Shaped Dome of Radius 70 Ft Is to Be

Question 69

Multiple Choice

A hemisphere-shaped dome of radius 70 ft is to be coated with a layer of rust-proofer before painting. Use differentials to estimate the amount of rust-proofer needed if the coat is to be 0.03 in. thick. ​
Hint: The volume of a hemisphere of radius r is A hemisphere-shaped dome of radius 70 ft is to be coated with a layer of rust-proofer before painting. Use differentials to estimate the amount of rust-proofer needed if the coat is to be 0.03 in. thick. ​ Hint: The volume of a hemisphere of radius r is A) 76.97 ft3 B) 76.54 ft3 C) 77.54 ft3 D) 76.78 ft3


A) 76.97 ft3
B) 76.54 ft3
C) 77.54 ft3
D) 76.78 ft3

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