Geometry Vocabulary

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Across
  1. 3. angle larger than 90 degrees
  2. 5. side of a right triangle with the shortest length
  3. 6. line used to spin a figure
  4. 7. part of a circle from the center (pie wedge or pizza slice)
  5. 8. figure with five sides
  6. 11. dilation with a scale factor less than one
  7. 16. dilation with a scale factor larger than one
  8. 18. figure with four sides, two sides are parallel
  9. 19. figures with congruent sides and angles
  10. 21. distance around a circle
  11. 23. part of a circle
  12. 24. angle less than 90 degrees
  13. 25. ratio of circumference to radius
  14. 26. angles two angles sharing a common ray and NOT overlapping
  15. 29. side of a right triangle between an angle and the right angle
  16. 32. two-dimensional infinite area
  17. 33. spot with no width or length
  18. 35. has only one endpoint
  19. 36. ratio of circumference to diameter
  20. 39. creating a figure with congruent angles and proportional side lengths
  21. 40. moving a figure by changing its orientation
  22. 42. the amount of space covered by a figure
  23. 43. figure with eight sides
  24. 44. side of a right triangle adjacent to the right angle
  25. 46. moving a figure across a line of symmetry
  26. 48. side of a right triangle away from an angle
  27. 50. figure with four equal sides, opposite sides are parallel
  28. 51. lines intersecting at 90 degrees
  29. 52. figure with four sides, opposite sides are parallel
Down
  1. 1. lines that never intersect
  2. 2. angles sharing a vertex when two lines intersect
  3. 4. line that intersects two parallel lines
  4. 9. figure with four sides all intersecting at right angles
  5. 10. 90 degree angle
  6. 12. number of times a figure maps onto itself when rotating 360 degrees
  7. 13. figure with four sides
  8. 14. -side-exterior-angles
  9. 15. side of a right triangle opposite the right angle
  10. 17. two rays connected at a vertex
  11. 20. triangle with one obtuse angle
  12. 22. number multiplied by side length to create a dilation
  13. 27. two figures with congruent angles and proportional side lengths
  14. 28. line segment from center to the circle
  15. 30. two-times the radius
  16. 31. line used to reflect a figure
  17. 34. moving a figure without changing its orientation
  18. 37. figure with six sides
  19. 38. figure with three sides
  20. 39. figure with ten sides
  21. 41. straight, infinite and no width
  22. 45. segment connecting two points
  23. 46. comparing two or more numbers (as in a fraction)
  24. 47. sum of lengths around a figure
  25. 49. figure with four equal sides intersecting at right angles