ANGLES

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Across
  1. 5. : a flat surface that has no thickness and extends forever
  2. 7. : a triangle that has three unequal sides
  3. 8. : The amount of turn between two straight lines that have a common end point
  4. 9. : an angle of 90 degrees
  5. 11. : two angles whose measures add to 90 degrees
  6. 12. : a movement (slide) of a figure along a straight line
  7. 15. : an exact location that has no size
  8. 16. : angles that have the same measure
  9. 17. : angles in the same plane that have common vertex and a common side
  10. 18. : a pair of opposite congruent angles formed by intersecting lines
Down
  1. 1. : two angles whose measures have a sum of 180 degrees
  2. 2. : a transformation of a figure that flies the figure across a line
  3. 3. : an angle that measures more than 90 degrees but less than 80 degrees
  4. 4. : triangle with all equal sides
  5. 6. : a straight path that has no thickness and extends forever
  6. 10. : a transformation in which a figure is turned around a point
  7. 13. : a triangle that has two unequal sides
  8. 14. : an angle that measures less than 90 degrees but more than 0 degrees
  9. 19. : A part of a line that starts at one endpoint and extends forever in one direction