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The diameter of the wheel of a unicycle is 0.68m. Mary tries to ride the unicycle and manages to go in a straight line for 40.2m before falling off. How many complete revolutions did Mary manage to cycle?

Respuesta :

clarch19

Answer:

18 complete revolutions

Step-by-step explanation:

the circumference of the wheel would equal one complete revolution

C = 2πr

C = 0.68π = 2.14

total distance divided by circumference (1 lap) will provide the answer     40.2 / 2.14 = 18.78 revolutions

18 complete revolutions