Question 983584
Hi dear!.
 Volume =lenght*width*height.
if volume=12000cm^3,
   width=20cm
   lenght=30cm
   height=?
substitute the above in the formula,
V=L*W*h
12000cm^3=30cm*20cm*h
 12000cm^3=600cm²h
dive bothsides by 600cm²
h=12000cm^3/600cm²
h=20cm
HOPE THIS HELPS;..
-------TIMNEWMAN------