Across
- 3. a triangle having one obtuse angle
- 5. a triangle having no congruent sides
- 6. a triangle with three acute angles
- 7. two angles whose sum is 180°
- 10. angles having having the same measure
- 12. a triangle having at least two congruent sides
- 16. the common endpoint of the rays (lines)forming an angle
- 17. sides with the same length
Down
- 1. a figure with three sides and three angles
- 2. two angles whose sum is 90°
- 4. angles that have the same vertex, share a common side, and do not overlap
- 8. a triangle having three congruent sides
- 9. opposite (and congruent) angles formed by the intersection of two lines
- 11. a triangle having one right angle
- 13. an angle that measures greater than 90° less than 180°
- 14. an angle that measures exactly 90°
- 15. an angle that measures exactly 180°