Math, asked by vaalboihea8600, 11 months ago

The diameter of a road roller of length 120 cm is 84 cm

Answers

Answered by aayusharora045

5

Answer:

Step-by-step explanation:

It’s volume = πr^2h

= 3.14*(42)(42)(120)

= 664675.2 cm^3

It’s surface area = 2πRh

= 2*3.14*42*120

= 31651.2 cm^2

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