R:{-46, 52}. You cannot repeat any numbers and the order is from least to greatest.
Answer: REACTANGLE !!!!!!!!!!!
Step-by-step explanation:
The shape of the cross-section is a rectangle. The plane is perpendicular to the base of the rectangular prism so the shape of the cross-section is the same as the top and bottom views of the rectangular prism.
(-3, 1.5)....simply add the x coordinates together, divide them by two, and then do the same for the y coordinates.