Respuesta :

renemarius

Answer:

84 sq in.

Step-by-step explanation:

This is an educated guess╮(╯▽╰)╭

3•4=12

There are two sides who have this so you x2 which equals 24

Then you have

5•3=15

There are four side that have this so x4 which equals 60

In the end i got 84.