Question: a crate measures 2 feet by 8 feet by 12 feet on the inside . a stone pillar in the shape of a right circular cylinder must fit into the crate for shipping so that it rests upright when the crate sits on at least one of its six sides . what is the radius , in feet , of the pillar with the largest volume that could still fit in the crate ?
A) 2
B) 4
C) 6
D) 8
E) 12
Correct answer: a
Grade: 8 | Topic: Geometry | Difficulty: Hard | Standard: 8.G.C.9