Question

EXERCISE 13.7
22
Assume n = unless stated otherwise,
7
1.
Find the volume of the right circular cone with
(1) radius 6 cm, height 7 cm
(ii) radius 3,5 cm, height 12 cm
2. Find the capacity in litres of a conical vessel with
(1) radius 7 cm, slant height 25 cm (ii) height 12 cm, slant height 13 cm
3. The height of a cone is 15 cm. If its volume is 1570 cm", find the radius of the
(Use = 3.14)
4. If the volume of a right circular cone of height 9 cm is 48 7 cm, find the diameter
base.
5. A conical pit of top diameter 3.5 m is 12 m deep. What is its capacity in kilolitr
6. The volume of a right circular cone is 9856 cm'. If the diameter of the base is 2
find
(1) height of the cone
(ii) slant height of the cone
(iii) curved surface area of the cone​

Answer 1

Explanation:

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