Answer :
1. Find the area of two sides (Length•Height)
2. Find the area of adjacent slides like (Width•Height)
3. Find the area of ends (Length•Width)
4. Add the three areas together to find the surface area.
2. Find the area of adjacent slides like (Width•Height)
3. Find the area of ends (Length•Width)
4. Add the three areas together to find the surface area.