What is the value of x?

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)

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?