September 2013

Ncert Solutions Class 10th Chapter 13 Surface Areas and Volumes Exercise 13.4 Question 3
September 22, 2013  Author: Jashan
A fez, the cap used by the Turks, is shaped like the frustum of a cone. If its radius on the open side is 10 cm, radius at the upper base is 4 cm and its slant height is 15 cm, find the area of material used for making it.
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Ncert Solutions Class 10th Chapter 13 Surface Areas and Volumes Exercise 13.4 Question 2
September 20, 2013  Author: Jashan
The slant height of a frustum of a cone is 4 cm and the perimeters (circumference) of its circular ends are 18 cm and 6 cm. Find the curved surface area of the frustum.
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Ncert Solutions Class 10th Chapter 13 Surface Areas and Volumes Exercise 13.4 Question 1
September 19, 2013  Author: Jashan
A drinking glass is in the shape of a frustum of a cone of height 14 cm. The diameters of its two circular ends are 4 cm and 2 cm. Find the capacity of the glass.
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