Mathematics Crossword

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Across
  1. 2. A polygon with 11 sides and 11 vertices.
  2. 6. Angles that are multiples of 90 degrees where the terminal side lies along the axes
  3. 9. A polygon with 28 sides and 28 vertices.
  4. 12. An angle that measures greater than 0 degrees and less than 90 degrees.
  5. 13. The point where two line segments, rays, or edges meet to form an angle or corner.
  6. 17. elements that are adjacent or next to each other in sequence.
  7. 18. A polygon with 26 sides and 26 vertices.
  8. 21. Do not require a definition but can be described
  9. 29. A polygon that is not equiangular or equilateral.
  10. 30. A polygon with 25 sides and 25 vertices.
  11. 33. A polygon with 27 sides and 27 vertices.
  12. 35. Two adjacent angles whose non-common sides form a straight line
  13. 38. A polygon with 10 sides and 10 vertices.
  14. 40. A theorem that states that the sum of the interior angle measures of a triangle is 180 degrees
  15. 44. The line segments that form the boundary of a polygon.
  16. 46. How many sides and vertices does an icosatetragon have?
  17. 49. A quadrilateral with two pairs of congruent and adjacent sides
  18. 54. A polygon with 18 sides and 18 vertices.
  19. 55. A polygon with 13 sides and 13 vertices.
  20. 57. A polygon with 8 sides and 8 vertices.
  21. 60. A polygon with 14 sides and 14 vertices.
  22. 61. Points that lie on the same plane.
  23. 63. The region inside a geometric figure or the space within the boundaries of a polygon or angle.
  24. 64. An angle that measures exactly 0 degrees.
  25. 66. The starting point of a ray or vector.
  26. 67. A part of a line that starts at an initial point and extends infinitely in one direction.
  27. 68. A flat, two-dimensional surface that extends infinitely in all directions and has no thickness.
  28. 69. Two lines, line segments, or rays that intersect to form a right angle.
  29. 70. A figure formed by two rays (or line segments) sharing a common endpoint called the vertex.
  30. 71. A polygon with 16 sides and 16 vertices.
  31. 74. A line, ray, or segment that divides another segment into two equal parts.
  32. 77. Angles formed by a base and the legs
  33. 79. A polygon with 9 sides and 9 vertices.
  34. 81. A polygon with 30 sides and 30 vertices.
  35. 82. A closed figure formed by three or more line segments, called sides, that intersect only at their endpoints.
  36. 87. A polygon with 15 sides and 15 vertices.
  37. 88. A triangle where no sides are congruent
  38. 89. A polygon with 23 sides and 23 vertices.
  39. 90. The study of figures on a plane or on a space
  40. 92. A point at which a line segment or ray terminates.
  41. 93. How many sides and vertices does an undecagon have?
  42. 94. How many sides and vertices does an icosagon have?
  43. 95. A polygon with 12 sides and 12 vertices.
  44. 96. Points that lie on the same straight line.
  45. 97. a parallelogram with all four sides congruent
  46. 98. A polygon with 6 sides and 6 vertices.
  47. 99. An angle that measures greater than 90 degrees and less than 180 degrees.
Down
  1. 1. A line or ray that divides an angle into two equal parts.
  2. 3. Two angles whose sum is 90 degrees
  3. 4. A polygon with 19 sides and 19 vertices.
  4. 5. a trapezoid with congruent legs
  5. 7. A part of a line defined by two endpoints
  6. 8. A triangle where at least two sides are congruent
  7. 10. A polygon with 3 sides and 3 vertices.
  8. 11. A polygon with 7 sides and 7 vertices.
  9. 14. A polygon with 29 sides and 29 vertices.
  10. 15. a quadrilateral with two pairs of opposite sides that are parallel
  11. 16. A polygon where all interior angles are equal in measure.
  12. 19. A theorem that states that the sum of the interior angle measures of a convex polygon with n sides is (n-2)180 degrees
  13. 20. an angle with a measure of 90 degrees
  14. 22. The endpoint of a vector or segment, indicating its final position.
  15. 23. A theorem that states that the segment that joins the midpoints of two sides of a triangle is parallel to the third side and half as long
  16. 24. a rectangle with all four sides congruent
  17. 25. A polygon with 20 sides and 20 vertices.
  18. 26. A polygon where all interior angles are less than 180 degrees.
  19. 27. can be defined using undefined terms
  20. 28. Two angles that share a common vertex and a common side but do not overlap.
  21. 31. A theorem that states that the sum of the exterior angle measures, one angle at each vertex, of a convex polyygon is 360 degrees
  22. 32. A regular polygon is always ______
  23. 34. Two lines or line segments that never intersect and are always the same distance apart.
  24. 36. An angle that measures greater than 180 degrees and less than 360 degrees.
  25. 37. The point that divides a line segment into two equal parts.
  26. 39. Determines the direction of the angle
  27. 41. A polygon with 5 sides and 5 vertices.
  28. 42. How many sides and vertices does an icosatrigon have?
  29. 43. An angle that measures exactly 180 degrees.
  30. 45. Two nonadjacent angles formed by two intersecting lines
  31. 47. a closed plane figure consisting of four line segments or sides
  32. 48. A shape, line, or collection of points that represents a geometric object.
  33. 50. Indicates a location in space that has no size, width, length, or depth; it is represented by a dot.
  34. 51. a parallelogram with four right angles
  35. 52. A polygon with 17 sides and 17 vertices.
  36. 53. A unit of measurement for angles
  37. 56. A polygon that is both equiangular and equilateral.
  38. 58. Having the same shape and size.
  39. 59. The region outside a geometric figure or an angle formed by extending one side of a polygon.
  40. 62. A point where a line segment or ray begins or ends.
  41. 63. A polygon with 24 sides and 24 vertices.
  42. 65. A theorem that states that the median of a trapezoid is parallel to each base and its length is one-half the sum of the lengths and bases
  43. 72. Two angles sharing a common side and vertex but no interior points in common
  44. 73. A full rotation of 360 degrees
  45. 75. a quadrilateral with exactly one pair of opposite sides parallel
  46. 76. Vertices or sides of a polygon that are not adjacent.
  47. 78. Two angles whose sum is 180 degrees
  48. 80. How many sides and vertices does a tricontagon have?
  49. 83. An infinite set of points extending in both directions without end, having no thickness or width.
  50. 84. A polygon where all sides are equal in length.
  51. 85. A Statement that needs to be proven before being accepted
  52. 86. A line segment joining two nonconsecutive vertices of a polygon
  53. 91. A polygon with at least one interior angle greater than 180 degrees