Geometry Puzzle Penelope Beatson

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Across
  1. 5. My last name
  2. 7. Lines that intercept to make a right angle
  3. 9. Triangle where two sides equal
  4. 10. Tiangle with 1 obtuse angle
  5. 11. Equals 180 degrees
  6. 12. Triangle with a right angle
  7. 14. Angles that equal 90 degrees
  8. 15. Triangle where no sides equal
Down
  1. 1. Angles that are across from each other and equal
  2. 2. a2+b2=c2
  3. 3. My first name
  4. 4. Angles that equal 180 degrees
  5. 6. Triangle where all sides equal
  6. 8. Triangle with 3 acute angles
  7. 13. Straight lines that don't intercept at any point