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The length of mint hand clock is 14cm . Find the area swept by the mint hand in 20 mint

Posted by Jaspreet Kaur 6 years, 11 months ago

CBSE > Class 10 > Mathematics

3 answers

Arjun Namdev 6 years, 11 months ago

Length will be assumed as radius So r=14cm Angle swept by minute hand in 1 minute =6 degree Angle swept in 20 minutes 120degree Area of sector=theta/360*πr² 120/360*22/7*14*14 =1/3*22*2*14=205.33cm² I hope that my answer will help you

0Thank You

Zahira Malik 6 years, 11 months ago

154

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Anurag Tiwari 6 years, 11 months ago

616/3

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CBSE > Class 10 > Mathematics