Short Answer
A hemisphere-shaped dome of radius 40 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 0.01 in.thick.
Round the result to the nearest hundredth, if necessary.
Hint: The volume of a hemisphere of radius r is .
__________
Correct Answer:

Verified
Correct Answer:
Verified
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