Math, asked by umarfarque10p8b9jq, 1 year ago

the diameter of each wheel of a vehicle is 42 cm.each wheel makes 20 revolutions in 12 seconds. find the speed if the vehicle in metre per minute

Answers

Answered by Anonymous
9

Step-by-step explanation:

Circumference of wheel=2πr

=2×227×702=220cm

Speed per hour

=220×400×601000×100=52.8 km/h

hope it helps plzz mark as brainliest

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