A, f, and h
Step-by-step explanation:
the answers are A, F and H
the volume is the product of the area of the base, 3x(3x+4), and the height, 3x-1
step-by-step explanation:
all the angles opposite to the angle 150 would be 150 and all the angles that are next to 150 are 30 because they equal 180 it you add it up.