Samantha wants to find the height of a pine tree in her yard. She measures the height of the mailbox at 3 feet and its shadow at 4.8 feet. Then she measures the shadow of the tree at 56 feet. How tall is the tree?

5 answers

3/4.8 = x/56

Cross multiply and solve for x.
5.4
89.6
89.6
35 ft