the radius of the circular base of a right circular cylinder and cone are in the ratio of 3 ratio 4 and their height are in the ratio of 2 ratio 3 what is the ratio of their volume
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Given r1/r2 = 3/4 and h1/h2 = 2/3.
Volume of the cylinder/volume of the cone
pi * (r1)^2 * (h1)
= -----------------------------
1/3 * pi * (r2)^2 * (h2)
= 3.14 * (3)^2 * (2)/ 1/3 * (4)^2 * 3
= 3 * 9 * 2/16 * 3
= 18/16.
= 9/8.
The ratio of their volume = 9: 8.
Hope this helps!
Volume of the cylinder/volume of the cone
pi * (r1)^2 * (h1)
= -----------------------------
1/3 * pi * (r2)^2 * (h2)
= 3.14 * (3)^2 * (2)/ 1/3 * (4)^2 * 3
= 3 * 9 * 2/16 * 3
= 18/16.
= 9/8.
The ratio of their volume = 9: 8.
Hope this helps!
deepak201:
you are great
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