Question

The hour hand of a clock is 6 cm long. The area swept by it between 11.20 am and 11.55 am is

(a) 2.75 cm²

(b) 5.5 cm²

(c) 11 cm²

(d) 10 cm²

Answer 1

Hour hand movesin one minute.

So, area,

So the answer is (b)