Volumes Practice Test 2

Question : 2 of 40

Marks: +1, -0

The radius of the base and height of a metallic solid cylinder are r cm and 6 cm rspectively. It is melted and recast into a solid cone of the same radius of base, find the height of the cone.

9 cm
18 cm
27 cm
54 cm

Validate

Solution:

Here,

1/3 πr^2

× h =

πr^2 × 6

∴ h = 18 cm

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