What is the area of the sector covered by the hour-hand of a clock while moving from the number 12 to number 3, if the length of the hour-hand is 7 cm?

What is the area of the sector covered by the hour-hand of a clock whi

1.	What is the area of the sector covered by the hour-hand of a clock while moving from the number 12 to number 3, if the length of the hour-hand is 7 cm?
A.	70 cm2
B.	38.5 cm2
C.	17 cm2
D.	35 cm2
Answer» C. 17 cm2