Across
- 3. measure is 90 dregrees
- 5. one angle is an obtuse angle
- 8. all three angles are acute angles
- 9. less than 90 degrees
- 10. two sides are the same length
- 11. greater than 90 degrees
Down
- 1. one angle is a right angle
- 2. the sum of the measures of the angles in a triangle
- 4. no sides are the same length
- 6. a polygon with three sides
- 7. all sides are the same length