Across
- 3. lies in the same straight line.
- 6. Triangle with sides of unequal length
- 7. Triangle with sides of equal length
- 8. an angle exactly 90
- 11. a statement of logical rules
- 12. The highest point
- 14. an angle more than 90
- 15. has been neither verified nor shown to be false.
Down
- 1. Uses the angle bisector
- 2. a line that divides a line
- 4. Height of an object
- 5. in the same plane
- 9. when the hypothesis and conclusion are reversed.
- 10. an angle less than 90
- 13. The center of mass