Pythagorean Theorem

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Across
  1. 2. is a line of reasoning used to validate a theorem
  2. 8. a symbol standing for an unknown numerical value in an equation
  3. 9. The sum of the squares of the lengths of the legs of a right triangle equals the square of the length of the hypotenuse.
  4. 11. the reverse of the if-then then theorem
  5. 12. how long a line is
  6. 13. the other 2 sides of a right triangle (not the hypotenuse)
  7. 14. a group of letters, numbers, or symbols that represent mathematical rule
Down
  1. 1. a shape with 4 sides
  2. 3. multiplied by it's self
  3. 4. the side opposite the right triangle
  4. 5. a line segment connecting any two non-adjacent vertices
  5. 6. a 90 degree angle
  6. 7. a shape that has 3 sides
  7. 10. the space between 2 intersecting lines where they meet