Question

A metallic sphere of radius 4.2 cm is melted and recast into the shape of
22
a cylinder of radius 6 cm. Find the height of the cylinder. It​

Answer 1

Answer:

8.232 cm

Step-by-step explanation:

volume of sphere = volume of cylinder

$\frac{4}{3} \pi {r}^{3} \: \: \: = \: \: \pi {r}^{2} h$

4 × 22 × 42 × 42 × 42 = 22 × 6× 6 ×h

3 7 10 10 10 7

therefore,

h = 8.232 cm

Answer 2

Refer the image attached: