the diameter of a cycle wheel is 70 cm,how far will it go in 24 revolutions
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Diameter of wheel = 70 cm
Radius of wheel = 30 cm .
Area covered by wheel in 1 revolution = Circumference of wheel = 1/2 πR² = 1/2 × 22/7 × 30 × 30 = ( 22 × 15 × 30 ) / 7 = 9900 /7 cm².
Distance covered by wheel in 24 revolutions = 24 × ( 9900/7 ) = 237600 / 7 = 33942.85 cm².
Radius of wheel = 30 cm .
Area covered by wheel in 1 revolution = Circumference of wheel = 1/2 πR² = 1/2 × 22/7 × 30 × 30 = ( 22 × 15 × 30 ) / 7 = 9900 /7 cm².
Distance covered by wheel in 24 revolutions = 24 × ( 9900/7 ) = 237600 / 7 = 33942.85 cm².
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