Question

a minute hand of watch is 3cm.after 40minute how distance traveled the tip of minute hand of watch

Answer 1

5 mins of distance means 30° deflection

∴ 40 mins means 240° deflection

distance travelled by the minute hand is

Ф\360×2πr

240\360×2×22\7×3

2\3×132\7

12.57cm is total distance travelled

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Answer 2

do you needed the area that the minute hand had rotated that means the area of sector