A fence post in Tina's garden is 4 feet tall. When she measured the fence post's shadow, she found that it was 12 feet long. A tree in Tina's yard had a shadow of 72 feet. How tall is the tree?

Asked by Topperlearning User | 4th Jun, 2014, 01:23: PM

Expert Answer:

Let the tree be x feet tall.

Ratio of fence post to its shadow =

Ratio of tree to its shadow =

 

Thus, the tree is 24 feet tall.

Answered by  | 4th Jun, 2014, 03:23: PM