Across
- 3. exterior angles Vertical angles
- 4. angles Complementary angles
- 6. angle Obtuse angle
- 8. triangle Equiangular triangle
- 10. triangle Right triangle
- 11. bisector Line segment bisector
- 13. interior angles Corresponding angles
- 15. angle Obtuse triangle
Down
- 1. lines Perpendicular lines
- 2. Median (of a triangle)
- 5. Midpoint
- 7. segment Angle
- 9. Equilateral triangle
- 11. angles Similar Linear Pair
- 12. (of a triangle) Transversal
- 14. Acute triangle