1. Everyday Math Grade 4 – Lesson 1.5 Part 2: Convex & Concave Polygons Copyright © 2010 Kelly Mott

2. Math Boxes Lesson 1.5

3. Copyright © 2010 Kelly Mott Math Box 1: 100 Th 10 Th HTO

4. Copyright © 2010 Kelly Mott Math Box 2:

5. Copyright © 2010 Kelly Mott Math Box 3:

6. Copyright © 2010 Kelly Mott Math Box 4:

7. Copyright © 2010 Kelly Mott Math Box 5:

8. Copyright © 2010 Kelly Mott Math Box 6:

9. Copyright © 2010 Kelly Mott REVIEW

10. A Copyright © 2010 Kelly Mott Name the Figure Point

11. BA Copyright © 2010 Kelly Mott Name the Figure Line Segment

12. ABC Copyright © 2010 Kelly Mott Name the Figure Line

13. BA Copyright © 2010 Kelly Mott Name the Figure Ray

14. A B C Name the Angle Copyright © 2010 Kelly Mott Right Angle 90 degrees

15. Copyright © 2010 Kelly Mott Name the Angle Acute Angle Less than 90 degrees

16. Copyright © 2010 Kelly Mott Name the Angle Obtuse Angle Greater than 90 degrees and less than 180 degrees

17. Copyright © 2010 Kelly Mott Name the Angle Straight Angle 180 degrees

18. Name the Triangle Copyright © 2010 Kelly Mott Right Triangle

19. Name the Triangle Copyright © 2010 Kelly Mott Isosceles Triangle

20. Name the Triangle Copyright © 2010 Kelly Mott Equilateral Triangle

21. Name the Triangles Copyright © 2010 Kelly Mott Scalene Triangle

22. Name the Quadrangle 4 Copyright © 2010 Kelly Mott Rectangle

23. Name the Quadrangle 4 Copyright © 2010 Kelly Mott Square

24. Name the Quadrangle Copyright © 2010 Kelly Mott Rhombus

25. Name the Quadrangle 4 Copyright © 2010 Kelly Mott Trapezoid

26. Name the Quadrangle 4 Copyright © 2010 Kelly Mott Kite

27. What kind of lines are these? Copyright © 2010 Kelly Mott Parallel Lines

28. What kind of line segments are these? Copyright © 2010 Kelly Mott Parallel Line Segments

29. What kind of rays are these? Copyright © 2010 Kelly Mott Parallel Rays

30. Copyright © 2010 Kelly Mott Lesson 1.5 Skill: Polygons

31. Part 1: Polygon Review Copyright © 2010 Kelly Mott

32. x To be a polygon, the shape has to be: 1._____________________________ 2._____________________________ 3._____________________________ To be a polygon, the shape has to be: 1._____________________________ 2._____________________________ 3._____________________________ PolygonsNot Polygons Polygons Copyright © 2010 Kelly Mott

33. Practice 1: Is it a polygon? A. Yes or No Copyright © 2010 Kelly Mott B. Yes or No

34. Practice 2: Is it a polygon? C. Yes or No Copyright © 2010 Kelly Mott D. Yes or No

35. Part 2: Name the Polygon Copyright © 2010 Kelly Mott

36. Name the Polygon A. Name: ________________ Sides: ________________ Vertices:______________ Angles: _______________ Copyright © 2010 Kelly Mott B. Name: ________________ Sides: ________________ Vertices:______________ Angles: _______________

37. Name the Polygon C. Name: ________________ Sides: ________________ Vertices:______________ Angles: _______________ Copyright © 2010 Kelly Mott D. Name: ________________ Sides: ________________ Vertices:______________ Angles: _______________

38. Name the Polygon E. Name: ________________ Sides: ________________ Vertices:______________ Angles: _______________ Copyright © 2010 Kelly Mott F. Name: ________________ Sides: ________________ Vertices:______________ Angles: _______________

39. Practice 4: Polygons G. Name: ________________ Sides: ________________ Vertices:______________ Angles: _______________ Copyright © 2010 Kelly Mott H. Name: ________________ Sides: ________________ Vertices:______________ Angles: _______________

40. Practice 5: Polygons I. Name: ________________ Sides: ________________ Vertices:______________ Angles: _______________ Copyright © 2010 Kelly Mott

41. Part 3: Turning Point Quiz Copyright © 2010 Kelly Mott

42. Name the Polygon: 1.Decagon 2.Heptagon 3.Triangle Copyright © 2010 Kelly Mott 10

43. Name the Polygon: 1.Hexagon 2.Pentagon 3.Heptagon Copyright © 2010 Kelly Mott 5

44. Name the Polygon: 1.Octagon 2.Nonagon 3.Decagon Copyright © 2010 Kelly Mott 8

45. Name the Polygon: 1.Square 2.Rectangle 3.Triangle Copyright © 2010 Kelly Mott 3

46. Name the Polygon: Copyright © 2010 Kelly Mott 1.Octagon 2.Square 3.Heptagon 4

47. Name the Polygon: 1.Hexagon 2.Pentagon 3.Nonagon Copyright © 2010 Kelly Mott 6

48. Name the Polygon: Copyright © 2010 Kelly Mott 1.rectangle 2.square 3.decagon 4

49. Name the Polygon: 1.Hexagon 2.Heptagon 3.Octagon Copyright © 2010 Kelly Mott 7

50. Name the Polygon: 1.Nonagon 2.Pentagon 3.Decagon Copyright © 2010 Kelly Mott 9

52. How did you do? Copyright © 2010 Kelly Mott

53. Part 4: Convex and Concave Polgons Copyright © 2010 Kelly Mott

54. A convex polygon is a polygon in which all sides are pushed outward. A concave polygon is a polygon in which at least two sides are pushed in. Copyright © 2010 Kelly Mott Convex Polygons

55. Practice 1: Is it convex or concave? A. Convex or Concave Copyright © 2010 Kelly Mott B. Convex or Concave

56. Practice 2: Is it convex or concave? C. Convex or Concave Copyright © 2010 Kelly Mott D. Convex or Concave

57. Practice 3: Is it convex or concave? E. Convex or Concave Copyright © 2010 Kelly Mott F. Convex or Concave

58. Practice 4: Is it convex or concave? G. Convex or Concave Copyright © 2010 Kelly Mott H. Convex or Concave

59. Part 5: Turning Point Quiz Copyright © 2010 Kelly Mott

60. Is it Convex or Concave? Copyright © 2010 Kelly Mott 1.Convex 2.Concave

61. Is it Convex or Concave? Copyright © 2010 Kelly Mott 1.Convex 2.Concave

62. Is it Convex or Concave? Copyright © 2010 Kelly Mott 1.Convex 2.Concave

63. Is it Convex or Concave? Copyright © 2010 Kelly Mott 1.Convex 2.Concave

64. Is it Convex or Concave? Copyright © 2010 Kelly Mott 1.Convex 2.Concave

65. Is it Convex or Concave? Copyright © 2010 Kelly Mott 1.Convex 2.Concave

66. Is it Convex or Concave? Copyright © 2010 Kelly Mott 1.Convex 2.Concave

67. Is it Convex or Concave? Copyright © 2010 Kelly Mott 1.Convex 2.Concave

68. Copyright © 2010 Kelly Mott

69. How did you do? Copyright © 2010 Kelly Mott

70. HOMEWORK Everyday Math Journal Page: 10 Copyright © 20010Kelly Mott

71. Copyright © 2010 Kelly Mott HOMEWORK

72. Copyright © 2010 Kelly Mott HOMEWORK

73. Copyright © 2010 Kelly Mott HOMEWORK

74. Copyright © 2010 Kelly Mott

75. HOMEWORK Poster Showing Convex and Concave Copyright © 2010 Kelly Mott

76. Poster Showing Convex and Concave Convex Concave Copyright © 2010 Kelly Mott