. A road roller takes 500 complete revolutions to move once over to level a road. Find the area of the road if the diameter of a road roller is 84 cm and length is 1 m.
Answers
Answered by
5
Answer:
Area of road =750× area covered in 1 revoluation
=750× lateral surface area of cylinder
=750×2πrh
Given, d=84cm⇒r=42cm→
100
42
m
h=1m
=750×2×
7
22
×
100
42
×1
=
100
1500×132
=1980m
2
Step-by-step explanation:
please mark my answer as brainliest please please please.........
Answered by
20
Given:
⇒D=84 cm,l=1m
⇒r=42cm
⇒Area of road covered in 1 revolution =2πrl =2×
7
22
×42×1=
100
264
sq m
⇒Area of road covered in 750 revolution = 750×(
100
264
) =1980 sq m
Its not the solution of ur ques.....
jst put 500 in place of 750
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