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The length of the minute hand of a clock...

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

Text Solution

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The correct Answer is:
Angle swept in 5 minutes `= 30^(@)`
Area swept in 5 minutes `= ( 30^(@))/( 360^(@)) xx ( 22)/( 7) xx 14 xx 14 = 51 (1)/( 3) cm^(2)`
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