The figure shows a rectangle with a width of 6k inches. The length of the rectangle is 4 inches shorter than the width.
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Two cones have their heights in the ratio 1 : 3 and the radius of their bases in the ratio 3 : 1 show that their volumes are in the ratio 3 : 1.
<h2>⇒ Ratio of heights of two cones = 1 : 3
⇒ Ratio of radius of their bases = 3 : 1
⇒ We know that V = 1/3πr²h
⇒ Ratio of their volume = V1 : V2