Across
- 2. Subset- B is a subset of A but B does not equal A
- 4. if all three sides of a triangle are congruent
- 7. every element in B is in A
- 9. statement using the word AND
- 12. intereior- same side of transversal
- 13. conjunction of (p if and only if q)
- 14. flat surface made of points extending infinitely
Down
- 1. reached using inductive reasoning
- 3. statements using the word OR
- 5. a segment that extends from vertex and is perpendicular to the line on opposite side
- 6. two legs on a right triangle are congruent to two legs on another right triangle- both are congruent
- 8. sets- sets conatining same elements
- 10. Tollens- method of proof based on Contrapositive Rule
- 11. interior angles- two angles that are not adjacent to given exterior angles