Pls help. A pentagonal prism is cut by a plane perpendicular to the base. What is the shape of the cross section that is formed? A. a pentagon with one pair of equal sides B. a trapezoid with one pair of parallel sides C. a rectangle D. a triangle E. a hexagon

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18