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Mathematics
13. Volume and Surface Area
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Q5 of 189 Page 500

A cone of slant height 25 cm has a curved surface area Find the height and volume of the cone.

Given,


Curved surface area = 550cm2


πrl = 550




r = 7cm




h = 24cm


Volume =



= 24 × 56


Volume = 1232cm3


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3

The volume of a right circular cone is and its height is 12 cm. Find its slant height and its curved surface area.

4

The circumference of the base of a cone is 44 cm and its slant height is 25 cm. Find the volume and curved surface area of the cone.

6

Find the volume of a cone having radius of the base 35 cm and slant height 37 cm.

7

The curved surface area of a cone is and its diameter is 70 cm. Find its slant height.

Questions · 189
13. Volume and Surface Area
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