Right Triangle Puzzle

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Across
  1. 2. five squared plus twelve squared equals _______ squared
  2. 4. He wrote a famous theorem
  3. 8. a ninety degree angle
  4. 12. a right triangle has one right angle and two______ angles
  5. 13. a triangle with two equal sides
  6. 14. a polygon with 8 sides
  7. 17. a right triangle can be isosceles or _________.
  8. 19. the point where an angle begins
  9. 20. it takes _______ points to name a line segment
Down
  1. 1. The Pythagorean ________________.
  2. 3. the longest side of a right triangle
  3. 5. the two legs meet at the right _________
  4. 6. three squared plus four squared equals _____ squared
  5. 7. another word for add
  6. 9. a polygon with three sides
  7. 10. it takes ____ point to name a vertex
  8. 11. the answer to an addition problem
  9. 15. it normally takes ________ points to name an angle
  10. 16. the side of a triangle is made of a line ________
  11. 18. a right triangle has two of these so do you