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Across
  1. 4. An angle that measures 180 degrees
  2. 5. Two lines that cross
  3. 7. Eight sided shape.
  4. 8. when all of the sides and angles of the two shapes are exactly the same
  5. 9. Twelve sided shape.
  6. 11. Six sided shape.
  7. 13. angle more than 90
  8. 16. Ten sided shape.
  9. 18. angle less than 90
  10. 22. Seven sided shape.
  11. 23. has an endpoint on one side and keeps going forever on the other
  12. 26. Five sided shape.
  13. 27. A line segment that joins two vertices of a shape by going through the middle of the shape.
  14. 28. The angles and the overall appearance of the shapes are the same, but one object is larger than the other.
  15. 30. two angles whose measures have a sum of 180 degrees
  16. 32. A triangle that has all three sides the same length.
  17. 36. A triangle that has a 90 degree, or right, angle.
  18. 37. A triangle that has three interior angles that are less than 90 degrees.
  19. 38. two angles that add up to 90 degrees
  20. 39. A triangle with two sides that have the same length
  21. 43. Nine sided shape
  22. 44. The units used to measure an angle.
  23. 45. A line segment that goes from one side of the circle to the other side. A chord does not have to go through the center.
  24. 47. A four sided shape with all sides congruent and opposite sides parallel.
  25. 48. A triangle with no equal length sides.
  26. 50. a part of a line that has two endpoints
  27. 52. A line segment that connects the center of the circle to a point on the circle.
Down
  1. 1. A triangle that has one interior angle that is greater than 90 degrees.
  2. 2. the point where two rays or line segments meet to form an angle
  3. 3. Any object made of at least three straight lines.
  4. 6. A four sided shape with only one set of parallel lines.
  5. 10. An angle, whose vertex is at the center of a circle
  6. 12. a specific thing marked by a dot
  7. 14. All four sides are congruent and parallel. There are four right angles.
  8. 15. A shape made up of sides that are different links and unlike angles.
  9. 17. Four sided shape. Opposite sides are congruent and parallel.
  10. 19. A flat surface that keeps spreading in all directions forever
  11. 20. Any shape that is a polygon and has four sides.
  12. 21. Opposite sides are parallel and congruent. Shape has four right angles.
  13. 24. A shape with congruent sides and identical angles.
  14. 25. If an object can have a line drawn down the center and both sides are congruent, then the object has
  15. 29. A line segment that goes from one side of the circle to the other and passes through the center of the circle.
  16. 31. Two lines, that lie next to each other without ever getting close together or further apart.
  17. 33. angle that is exactly 90
  18. 34. If you can rotate an object less than 360 degrees and the object looks like it did before you turned it, then the object has
  19. 35. The distance around the outside of a circle
  20. 40. An angle found on the inside of a shape or object.
  21. 41. An angle found on the outside of a shape or object.
  22. 42. Two lines that make right angles when they cross.
  23. 46. Eleven sided shape.
  24. 49. A point in the middle of a circle that is the same distance from outside of the circle all the way around.
  25. 51. a straight path that goes on forever in both direction