Across
- 2. Greater than 90
- 5. If 1 = 2, then 2 = 1
- 8. Angles found within the boundary of a triangle
- 12. Same shape and size
- 13. Longest side of a right triangle
- 14. Cut in half
- 16. Congruent angles in isosceles triangles
- 18. Adjacent angles that are supplementary
- 19. Congruent to itself
- 20. Result of bisecting
- 26. An extra line needed to complete a proof
- 27. Opposite reciprocal slopes
- 28. Equal slopes
- 29. Two sides are the same
- 30. If 1 = 2, and 2 = 3, then 1 = 3
Down
- 1. A side between two angles
- 3. A triangle has three of these angles
- 4. In the same location
- 5. Add to 180
- 6. Rise over run
- 7. Equal to 90
- 9. Angles not adjacent to exterior angle
- 10. From point A to point B
- 11. Motion doesn't change shape or size
- 15. Less than 90
- 17. Can map one shape onto another
- 21. No sides are the same
- 22. Add to 90
- 23. All sides are the same
- 24. Angles share a vertex but not a side
- 25. Can be used as a reason in a proof