Answer:
B. 1728 cm²
Step-by-step explanation:
You have to find the area of each side:
Top side: 32*20=640
Bottom side: 16*32=512
Triangle sides: 1/2*12*16=96*2=192
Back side: 12*32=384
add all these up and you get 1728
dddddStep-by-step explanation:
