The length of minute hand of a wall clock is 7 cms. The area swept by minute hand in 30 minutes is ?

The length of minute hand of a wall clock is 7 cms. The area swept by

1.	The length of minute hand of a wall clock is 7 cms. The area swept by minute hand in 30 minutes is ?
A.	147 sq. cm
B.	210 sq. cm
C.	154 sq. cm
D.	77 sq. cm
Answer» E.

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The length of minute hand of a wall clock is 7 cms. The area swept by minute hand in 30 minutes is ?

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