<top> The pillars of a school are cylindrical in shape. if each pillar has a circular base of radius 21cm and height 10cm ,how much concrete mixture would be required to build 10such pillars?

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Nishan Khadka
Feb. 1, 2019, 4:51 p.m.

Answers!

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Nishan Khadka
Feb. 1, 2019, 5:18 p.m.

No solution huh?

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