SOLUTION: Two similar cones have heights 5 and 20. What is the ratio of there volumes?
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Question 892414: Two similar cones have heights 5 and 20. What is the ratio of there volumes?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
volume of a cone,
If similar cones, then h and r of each are in proportion.
Compare to ;
Notice that the larger cone has height 4 times larger and radius also 4 times larger.
Compare smaller volume to larger volume, ratio is
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