A hemisphere has 14cm diameter. Find its volume.
- A818.60cm
3 - B650.50cm
3 - C790.20cm
3 - D718.67cm
3
Solution & Step-by-step Explanation
Given:
Diameter of the hemisphere = 14cm
Radius (r) =
2
14
=7cm
The formula for the volume of a hemisphere is:
Volume=
3
2
πr
3
Substituting the values (using π≈
7
22
):
Volume=
3
2
×
7
22
×7×7×7
Volume=
3
2
×22×49
Volume=
3
2156
≈718.67cm
3
Diameter of the hemisphere = 14cm
Radius (r) =
2
14
=7cm
The formula for the volume of a hemisphere is:
Volume=
3
2
πr
3
Substituting the values (using π≈
7
22
):
Volume=
3
2
×
7
22
×7×7×7
Volume=
3
2
×22×49
Volume=
3
2156
≈718.67cm
3