Math, asked by nishantyadav23, 10 months ago

How many times a wheel of radius 21 cm must rotate to go 924 m ? (take pi = 22÷7​

Answers

Answered by dominator07
2

Answer:

the wheel should be rotated 7 to cover 924m

Step-by-step explanation:

r=21

1 csa = 1 revolution

therefore,

csa of wheel=2×22/7×21

=132

therefore,

924÷132=7

therefore, wheel should be rotated 7 time to cover 924m

Similar questions