Calculate the area of each shaded region below. If your answer uses #, give your answers in terms of *. 6. 7. (94) 10 6 O 3 540 8. The shaded region is a square. (92) 9 9 Calculate the surface area and volume of each of the solids below. If your answer uses a , give your answers in terms of a. 9. Triangular right prism 10. Sphere (96) (90) 15 m 7 m '12mm 12 m