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OpenStudy (anonymous):
The minute hand on a watch is 14 millimeters. In the course of an hour, how much area does it cover? Leave answers in terms of π. A) 7π mm2 B) 28π mm2 C) 49π mm2 D) 196π mm2
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OpenStudy (anonymous):
In 1 hour , minute hand makes a circle. Area of circle = π x (r^2) Replace r=14 Answer is D
OpenStudy (anonymous):
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