Question

what is he surface area of a rectangle prism with a 12 mm length 5 mm high 4mm wide?
I need this ? answered badly

Answer 1

First, figure out the area of each side.

12*5=60
12*4=48
5*4=20

Each side will have another that is the same.

You add (60+48+20)*2 to get the answer.

Answer 2

You want us to answer badly??

I'll try to give you a good answer.

2 * 12 * 5 = ______ sq. mm
2 * 12 * 4 = ______ sq. mm
2 * 5 * 4 = ________ sq. mm

Add the products together for the total surface area.