The length of the minute hand of a clock is 7 cm. Find the area swept by the minute hand in 15 minutes
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Answer:
38.465 Square cm
Step-by-step explanation:
- area swept= (pi×radius^2×angle)/360
- radius=7 cm
- angle= 90 degrees
- area swept = (3.14×7×7×90)/360
=(3.14×49)/4
=38.465 cm^2
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