Geometry

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Across
  1. 3. Triangle with 2 equal sides
  2. 6. Same size/length
  3. 7. Triangle with 1 angle more than 90 degrees
  4. 8. Shape that has 2 pairs of parallel sides
  5. 9. Triangle with no equal sides
  6. 10. The total number that all angles in a triangle add up to
  7. 13. Set of lines that will never cross
  8. 15. Shape with 4 sides and 4 sides
  9. 17. Shape with 6 sides
Down
  1. 1. Shape with 8 sides
  2. 2. Closed figure made of line segments
  3. 4. Triangle with 3 equal sides
  4. 5. Quadrilateral with exactly 1 pair of parallel sides
  5. 11. Shape with 5 sides
  6. 12. Shape with 4 congruent sides and 4 congruent angles
  7. 14. Triangle with all angles less than 90 degrees
  8. 16. Triangle with a 90 degree angle