Math Definitions

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Across
  1. 3. the perimeter of a circle
  2. 4. two of these form a right angle OR the opposite of arms
  3. 5. a specific place OR something wosegmentports
  4. 6. the figure after going through a transformation OR a picture
  5. 7. an angle that measures 90 degrees
  6. 8. when a figure is flipped across a line OR what you see in the mirror
  7. 10. something formed by two rays with a common endpoint
  8. 12. the distance between points
  9. 14. a method of making a figure
  10. 15. a line with one endpoint, OR something the sun gives off light with
  11. 16. when there is a change in a figure
  12. 17. the order in which you solve an expression
  13. 18. angles two angles that add up to 180 degrees
Down
  1. 1. something made up of 3 points OR a vehicle that flies through the air
  2. 2. a math phrase
  3. 3. two angles that add up to 90 degrees
  4. 9. a part of a line
  5. 11. the most common measurement system in the world, which the USA does not use
  6. 13. a point on a plane
  7. 19. a circle's circumference to its diameter