the diameter of a roller 1.7 m long is 84cm . if it takes 350 complete revolution. determine the area of the playground
Answers
Answered by
1
Answer:
in one revolution 2 pi R L is the area covered.
one rev
= 6.28x 42x1700
= 448392 square cm
= 44.83 sq Meter.
in 350 revolution
total area: 44.83x350 = 15964 square meter
Similar questions