Pre-Algebra 4-1 Crossword

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Across
  1. 2. The theorem used to find the missing side of a right triangle
  2. 7. A word that means 'on the inside'
  3. 8. Angles that add up to equal 90 degrees
  4. 9. Angles that add up to equal 180 degrees
  5. 10. Lines that will never cross
Down
  1. 1. A single line that cuts through a group of parallel lines to create eight angles
  2. 3. A word that means 'on the outside'
  3. 4. The longest side of a right triangle, always side C
  4. 5. The theorem that states all angles in a triangle add up to equal 180 degrees
  5. 6. The theorem that states that the two remote interior angles of a triangle will equal the angle on the outside