Work out the surface area of this solid prism

Work Out The Surface Area Of This Solid Prism class=

Answer :

Answer:

4320 cm^2

Step-by-step explanation:

You have two triangles (0.5bh) (20*36)=720

Three rectangles (40*36)+(40*29)+(40*25)=3600

3600+720=4320cm^2