The math teachers inspect the homework assignments from a random sample of 50 students at the school. Only 68% of the students c
1 answer:
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Answer:
6 m
Step-by-step explanation:
The volume of a cone is found by , so we can plug the values in to get 6pi * r^2 / 3 = 72pi, or 6pi * r^2 = 216 pi, so r^2 = 36 and the radius is 6 m.