1.

The volume of a cone with circular base is 216, Cu.cm. If the base radius is 9cm thenfind the height of the cone:

Answer»

V of cone = 216πr= 9 cmh=?

NOW,v of cone = 1/3 ×π× r ^2 × h= > 216 π= 1/3 × π× ( 9×9) × h

=> 216× 3/ 9^2= h= 648/81 = h= 8 cm.



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