Triangle Terminology

1234567891011
Across
  1. 3. / has three acute angles
  2. 4. / two angles that add to 90 degrees
  3. 6. / has one obtuse angle
  4. 8. / has three congruent sides
  5. 10. /has no congruent sides
  6. 11. / has one right angle
Down
  1. 1. / two angles that add to 180 degrees
  2. 2. / the longest side in a right triangle
  3. 5. / has two congruent sides
  4. 7. / has three congruent angles
  5. 9. / all the angles in a triangle _____ to 180 degrees