It’s -3,-2 hope thiisssss helpsssss
I am going to have to say you will get an extra $1.50.
Hope this helped
A triangular prism Vol. = area (A) of the triangular base × height (h) of prism
A triangular pyramid V = A × 1/3 h
So since they have same base A and h, the V of the pyramid will be exactly 1/3 the V of the prism