Help this is due in like 5 min

You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)