daveick747 daveick747

06-12-2020
Mathematics

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a wheel has a diameter of 42cm.how many revolutions does it cover to make 33km

Respuesta :

samuelrengifo samuelrengifo

06-12-2020

Answer:

Step-by-step explanation:

Diameter (D)= 42cm

Circumference = (pie)D= (22/7)*D=(22/7)*42 = 132cm

1 circumference = 1 revolution

1 revolution = 132cm = 1.32m

for covering 33 km no. of revolution = 33*1000/1.32 = 34031

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