1. CHAPTER 11 REVIEW

2. QUESTION ONE Find the sum of the interior angles of a convex decagon. A.1800° B. 1440° C. 360° D. 180°

3. QUESTION TWO Find the sum of the interior angles of a convex 14-gon. A. 180° B. 360° C. 2160° D. 2520°

4. QUESTION THREE The interior angle of a regular polygon is 140°. Find the number of sides. A. 20 B. 9 C. 3 D. 2

5. QUESTION FOUR The interior angle of a regular polygon is 150°. Find the number of sides. A. 2 B. 3 C. 12 D. 15

6. QUESTION FIVE The exterior angle of a regular polygon is 30°. Find the number of sides. A. 6 B. 12 C. 18 D. 24

7. QUESTION SIX The exterior angle of a regular polygon is 15°. Find the number of sides. A. 24 B. 18 C. 12 D. 6

8. QUESTION SEVEN A convex hexagon has exterior angles of 15°, 47°, 113°, 28° and 79°. Find the measure of the last angle. A. 438° B. 102° C. 93° D. 78°

9. QUESTION EIGHT Find the perimeter and the area of the regular hexagon, given the radius is 14.

10. QUESTION EIGHT Find the perimeter and the area of the regular hexagon, given the radius is 14. A. P = 84, A = 294 B. P =, A = 147 C. P = 84, A = 294 D. P = 42, A = 147

11. QUESTION NINE Find the perimeter and the area equilateral triangle, given the apothem is 3.

12. QUESTION NINE Find the perimeter and the area equilateral triangle, given the apothem is 3. A. P = 9, A = B. P = 18, A = 27 C. P = 6, A = 9 D. P = 18, A = 54

13. QUESTION TEN Find the perimeter and the area a square, given the radius is 6.

14. QUESTION TEN Find the perimeter and the area a square, given the radius is 6. A. P = 48, A = 288 B. P = 12, A = 144 C. P = 12, A = 18 D. P = 24, A = 72

15. QUESTION ELEVEN Find the ratio of the perimeters of to. Given the area of is 18 and the area of is 128.

16. QUESTION ELEVEN Find the ratio of the perimeters of to. Given the area of is 18 and the area of is 128. A.B. C.D.

17. QUESTION TWELVE The ratio of the lengths of corresponding sides of two similar polygons is 6:13. What is the ratio of their areas?

18. QUESTION TWELVE The ratio of the lengths of corresponding sides of two similar polygons is 6:13. What is the ratio of their areas? A.B.C.D.

19. QUESTION THIRTEEN The ratio of the perimeters of two similar polygons is 8:24. What is the ratio of the lengths of corresponding sides?

20. QUESTION THIRTEEN The ratio of the perimeters of two similar polygons is 8:24. What is the ratio of the lengths of corresponding sides? A.B.C.D.

21. Answers to Review 1.B2. C3. B 4.C5. B6. A 7. D8. A9. B 10. D 11. D12. B 13. D