Mathematics, 08.04.2021 05:40 athenawalcroff

The head of a carriage bolt is circular, as shown. The head of this bolt has a diameter of 20 millimeters. Which measurement is closest to the area of the head of this bolt in square millimeters?

A. 1,256 square millimeters
B. 63 square millimeters
C. 314 square millimeters
D. 31 square millimeters

The head of a carriage bolt is circular, as shown. The head of this bolt has a diameter of 20 milli

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The head of a carriage bolt is circular, as shown. The head of this bolt has a diameter of 20 millim...

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