Question
The minute hand of a clock is 28cm long. Find the area
on the face of the clock swept by the minute hand between 8 a.m. and 8: 45a.mSolution
Angle formed in 45 minutes: - (45/60) ×360° =270° Area = (270/360) ×πr² = (270/360) ×28×28×22/7 =3×28×22 =66×28 =1848cm²
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