A right circular cylinder has radius 3 and height 3. If A and B are two points on its surface, what is the maximum possible straight-line distance between A and B? (a) (b) (c) 6 (d) (e)

Correct Answer: B

Explanation:

You can use the Pythagorean Theorem: 3 2 + 6 2 45 = AB 2 = AB 2 = AB