Find the total of3, 4 5/8, and 2 2/9a. 9 61/72b. 9 7/17c. 8 61/72d. none of these

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)

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c

Just tell me how to set up the equation.