Question

The minute hand of a clock is of length 5 cm. If it moves from 9 to 12, then find the area swept by it. ( = )

Answer 1

Answer:

area of the clock= πr²=$\frac{22}{7} *5*5=78.54cm²$

area swept in 1 unit that is from 12 to 1=78.54/12=6.545cm²

area swept from 12 to 9=6.545*9=58.905 cm²