Across
- 4. a triangle with three congruent sides
- 7. a triangle with three acute angles
- 8. a triangle with one obtuse angle
Down
- 1. a triangle with no congruent sides
- 2. a triangle with three congruent angles
- 3. a polygon formed by three segments joining three noncollinear points
- 5. a triangle with at least 2 congruent sides
- 6. a triangle with one right angle