Posted by Alysa on .
A couple wants to install a squaremirror thathas an area of 500 square inches. to the nearest tenth of an inch, what length of wood trim is needed to go around the mirror.

Algebra 
Ms. Sue,
The square root of 500 is 22.361
Each side of the mirror is about 22.361 inches.
4 * 22.361 = 89.4 inches