a large box shaped like a prism needs to be painted.write a formula for the area to paint in terms of length,width,and height

Question

i dont know how to do any of this

Answer 1

Box means rectangular prism, having length, width & height.

 

Consider its six face areas: two are rectangles L by W, two are rectangles L by H, and two are rectangles W by H.

 

Calculate the total surface area from the above facts. 

 

Now you should know.