Across
- 2. Angles opposite to equal sides of a triangle.
- 4. one angle is 90 degree.
- 6. two equal sides in a triangle.
- 7. one angle is more than 90 degree.
Down
- 1. all three sides are equal.
- 2. sum of interior opposite angles.
- 3. all three sides have different measure.
- 5. all angles are less than 90 degree.