Answer:
c
Step-by-step explanation:
A
triangle on the side is 1/2bh = 24 and there are 2 of those triangles
24+24
the top rectangle 10x20 = 200
24+24+200
the bottom rectangle 20x8 = 160
24+24+200+160
the back rectangle 6x20 = 120
24+24+200+160+120
