Practice and Problem-Solving Exercises C MATHEMATICAL PRACTICES A Practice Use a net to find the surface area of each prism. See Problem 1. 29 cm 6 ft. 4 in- 10 6.5 cm 6 ft & in. 19 cm 4 in. 10. a. Classify the prism at the right. b. Find the lateral area of the prism. c. The bases are regular hexagons. Find the sum of their areas. 10 cm 4 cm d. Find the surface area of the prism. Use formulas to find the surface area of each prism. Round your answer to the See Problem 2. nearest whole number 11. 12. Aft 13. Regular octagon 4 in. 5 ft 8 in. 10 f S in. 22 cm 5 cm Find the lateral area of each cylinder to the nearest whole number. See Problems 3 and 4. 14. 4 in. 15. 16. 8 cm 57 in 20 am 6 m 9 m Find the surface area of each cylinder in terms of r. 17. - 2 cm 18. 19. 7 in. 8 cm 4 cm 11 In