The minute hand of a watch is 21 cm long. What area will be covered by – McqOptions

MCQOPTIONS

1.	The minute hand of a watch is 21 cm long. What area will be covered by it in 20 minutes?
A.	462 cm2
B.	450 cm2
C.	456 cm2
D.	None of the above
Answer» B. 450 cm2

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