the minute hand of clock is 15 cm long. how far does the tip of the hand move during 40 minutes
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In 1 hour, minute hand completes one round means makes a circle.
Radius of the circle(r) = 15cm
Circumference of circular clock = 2πr
=2×3.14×15
=94.2cm
Therefore, the tip of the minute hand moves 94.2cm in 1 hour.
Radius of the circle(r) = 15cm
Circumference of circular clock = 2πr
=2×3.14×15
=94.2cm
Therefore, the tip of the minute hand moves 94.2cm in 1 hour.
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