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anonymous
 4 years ago
A project manager placed an order for ball bearings for some heavy duty manufacturing machinery. What is the surface area in square millimeters of one of these bearnings if it has a diameter of 0.8 inches?
anonymous
 4 years ago
A project manager placed an order for ball bearings for some heavy duty manufacturing machinery. What is the surface area in square millimeters of one of these bearnings if it has a diameter of 0.8 inches?

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Mertsj
 4 years ago
Best ResponseYou've already chosen the best response.1SA=4pi(.4)^2 SA=.64pi = 2.01 mm^2

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0my software isnt accepting the answer

Mertsj
 4 years ago
Best ResponseYou've already chosen the best response.1Well read the directions for the form the answer is supposed to be in.

Mertsj
 4 years ago
Best ResponseYou've already chosen the best response.1Oh no. There is a unit conversion involved.

Mertsj
 4 years ago
Best ResponseYou've already chosen the best response.12.01 in^2 has to be converted to mm^2
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