The length of minute hand of a clock is 14 cm. The area swept by the minute hand in 20 minutes is
A10 cm2
B11 cm2
C11.25 cm2
DNone of these
The length of minute hand of a clock is 14 cm. The area swept by the minute hand in 20 minutes is
A10 cm2
B11 cm2
C11.25 cm2
DNone of these