Answer:
im not sure but put the quetion into g00gle and it should help
Step-by-step explanation:
area=volume/height
area=1200cm cubed/12cm
area=100cm squared
3b
b+b=2b
2b+b=3b
-20,400
if 1min=-1,200 then
-1,200*17min=-20,400.
If you need more help or info let me know in the comments section!