Question

A wheel of radius 21 cm made 100 complete turns. Find the distance covered in meter.

Answer 1

Step-by-step explanation:

HEY MATE .....

$in \: one \: revolution \: the \: wheel \: covers \: the \: distance \: of \: one \: circumference \: \\ \\ circumference \: of \: the \: circle \: = 2\pir = 2 \times \frac{22}{7} \times 20 = 132cm = 13.2 |m| \\ \\ distance \: travelled \: in \: 100 \: revolutions \: = 200 \times 13.2 = 2640 |m|$

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Answer 2

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