I need help filling in the equation for the lateral area of the picture in the comments. MEDAL and FAN.

Question

4everaddicted2anime · Answer

attachment

4everaddicted2anime · Answer

I know that the lateral area is 144, but I don't get how to fill in the equation

4everaddicted2anime · Answer

@wwhitlock

wwhitlock · Answer

Looks like math. If I'm remembering right, the lateral area is the sides. Find the area of each side, add those up and you get the lateral area of the prisim. 
Or use wolfrmaalpha.

4everaddicted2anime · Answer

The website is blocked. I found the lateral area, but I need to fill in the equation. I have no idea how to fill in the equation