To Determine the Height of a Tree, You Measure Its

Multiple Choice

To determine the height of a tree, you measure its shadow and the shadow of a five-foot lamppost. The shadow of the lamppost is 4 feet and the shadow of the tree is 45 feet. Assuming both the tree and the lamppost are standing next to each other and perpendicular to the ground, how tall is the tree? Round to the nearest tenth of a foot.

A) 56.3 feet
B) 42.8 feet
C) 49.5 feet
D) 36.0 feet
E) 59.6 feet