Question

31.
22. A wooden toy is made by scooping out a
hemisphere of same radius from each end of a
solid cylinder. If the height of the cylinder is
10 cm, and its base is of radius 3.5 cm, find the
volume of wood in the toy. (Use T = 22/7)​

Answer 1

Answer:

Given height of cylinder =10 cm

Radius of cylinder =3.5 cm

The volume of toy= Volume of cylinder −2×Volume of a hemisphere

=πr

2

h−(2×

3

2

πr

3

)

=[π(3.5)

2

×10]−(2×

3

2

×π(3.5)

3

)=205.251 cm

3

Answer 2

Answer:

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