Geometric Figures

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Across
  1. 3. a line that divides a line or angle into two parts
  2. 5. part of a line
  3. 7. point where two lines meet
  4. 9. a line with one end point but will go in one direction infinitely
  5. 10. angles add to 90°
  6. 12. one pair of parallel sides
  7. 13. lengths and angles that are equal in size are called?
  8. 15. all about shapes and their properties
  9. 17. angle sum = 360°
  10. 20. a long narrow mark or band
  11. 21. all diagonals bisect each other
  12. 23. one axis of symmetry with 2 adjacent sides equal
  13. 24. angle sum = 180°
Down
  1. 1. all four sides equal
  2. 2. four axes of symmetry
  3. 4. angles add to 180°
  4. 6. at an angle of 90° to a line, plane or surface
  5. 8. the exterior sum of any _________ is 360°
  6. 11. opposite sides are parallel
  7. 14. intersecting a system of lines
  8. 16. the ____________ of angle of a triangle is equal to the sum of two interior opposite angles
  9. 18. triangle with two sides and angles equal
  10. 19. triangle with all sides and angles equal
  11. 22. having an outline or surface curved like the exterior of a circle or sphere
  12. 25. next to