Triangles

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Across
  1. 1. an angle that is less than 90 degrees
  2. 4. any closed figure with 3 or more straight sides
  3. 6. name of a triangle that has 1 right angle and 2 acute angles
  4. 7. name of a triangle that has no congruent sides
  5. 9. lines that form a 90 degree angle
  6. 12. name of a triangle that has 1 obtuse angle and 2 acute angles
  7. 13. an angle that is exactly 90 degrees
Down
  1. 2. name of a triangle with 3 congruent, 60 degree angles
  2. 3. name of a triangle that has at least 2 congruent sides
  3. 5. an angle that is greater than 90 degrees
  4. 8. name of a triangle that has 3 acute angles
  5. 10. name of a triangle that has all congruent sides
  6. 11. lines that are equal distance apart, they never touch