8th Grade Geometry Vocabulary

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Across
  1. 2. congruent angles that are opposite each other when two lines cross.
  2. 5. a turn to the right
  3. 7. an angle that forms a straight line and measures 180 degrees
  4. 8. parts of congruent figures that match up
  5. 10. angles that add up to 90 degrees
  6. 13. a line that passes through the center of a circle from edge to edge
  7. 15. a line segment from the center of a circle to an edge
  8. 17. identical figures that have corresponding sides and angles
  9. 18. flip
  10. 19. the two sides of a right triangle
  11. 20. figures that have the same shape but are different sizes
  12. 21. the figure that is a result of a transformation
  13. 22. the longest side of a right triangle that is opposite of the right angle
Down
  1. 1. an angle that measures 90 degrees
  2. 3. angles that share a side and a vertex
  3. 4. the distance around the outside of a circle
  4. 6. turn
  5. 8. a turn to the left
  6. 9. angles that add up to 180 degrees
  7. 11. a number that is multiplied to create a scaled copy of a figure
  8. 12. a line that crosses a pair of parallel lines
  9. 14. a transformation where a figures either reduces or enlarges in size
  10. 16. slide