5. Raghav measured the diameter of his car's wheel and found it to be 84 cm. The distance travelled by the wheel in one Revolution is a.84π b.42π c.21π d.176π
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option b is correct answer 42π
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Answer:
84pi
Step-by-step explanation:
Diameter=84cm
C=pi x d
=pi x 84
= 84pi
Distance covered in one revolution= Circumference of wheel= 84pi
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