Mathematics
The ratio of the heights of two right circular cones is 5 : 2 and that of their base radii is 2 : 5. Find the ratio of their volumes.
Related Questions
A Joker's cap is in the form of a right circular cone of base radius 7 cm and height 24 cm. Find the area of the cloth required to make 10 such caps.
The ratio of the base radii of two right circular cones of the same height is 3 : 4. Find the ratio of their volumes.
The height and the radius of the base of a right circular cone is half the corresponding height and radius of another bigger cone. Find :
(i) the ratio of their volumes.
(ii) the ratio of their lateral surface areas.
Find what length of canvas 2 m in width is required to make a conical tent 20 m in diameter and 42 m in slant height allowing 10% for folds and the stitching. Also find the cost of the canvas at the rate of ₹80 per meter.