- 17% of 2000 = 30 Match column A with Column B. A B 24 polygon with 5 sides a) pentagon 25. polygon with 10 sides b) octagon 3 25. polygon with 8 sides c) nonagon D 27 d) hexagon A 28 e) heptagon 29. polygon with 9 sides 30. polygon with 7 sides f) decagon g) dodecagon