Cone

Circular cone of height 15 cm and volume 5699 cm3 is at one-third of the height (measured from the bottom) cut by a plane parallel to the base. Calculate the radius and circumference of the circular cut.

Correct result:

r =  12.7 cm
o =  79.79 cm

Solution:

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Math student
The solution that you give us doesn't make sense.

Dr Math

Math student
The answer is correct. For me solution is clear

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