Math, asked by ramm44052, 11 months ago

the diameter of a road roller is 90 cm and is 2 metre 10 cm in length. if it take 400 revolutions to level a playground find the cost of levelling the ground at ₹2.25 per square metre.

Answers

Answered by ninja777

0

Step-by-step explanation:

d = 90
r=90÷ 2=45
h=10

Πr2h

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