The length of the minute hand of a clock is 14cm. Find the area swept by the minute hand in 5 minutes.

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asked Feb 7, 2018 in Mathematics by Kundan kumar (49,132 points) 34 441 1404
The length of the minute hand of a clock is 14cm. Find the area swept by the minute hand in 5 minutes.

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answered Feb 7, 2018 by Vikash Kumar (144,729 points) 8 11 26
 
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Since the minute hand rotates through 6º in one minute, therefore, area swept by the minute hand in one minute is the area of a sector of angle 6º in a circle of radius 14cm.

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