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Byju's Answer
Standard VII
Mathematics
Area of a Circle
A clock has i...
Question
A clock has its minute hand of length 7 cm. What area will it swept in covering 10 minutes?
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Solution
Actually the question is asking the area of sector of a circle .
So Area swept =
π
×
r
2
×
10
60
=
77
3
c
m
2
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