ACT Practice Exam - Math Set 2 Question 5
Channel: Benjamin Haley
Date: 31/03/2014

The volume, V, of the right circular cone with radius r and height h, shown below, can be found using the formula V = 1/3 * pi r^2 * h. A cone-shaped paper cup has a volume of 142 cubic centimeters and a height of 8.5 centimeters. What is the radius, to the nearest centimeter, of the paper cup?

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