Across
- 3. every element in a is in b
- 7. same side of transversal and the other lines
- 8. three congruent sides
- 9. 1:p → q 2:~q Conclusion: ∴~p
- 11. contains an obtuse angle
- 12. three acute angles
Down
- 1. two congruent sides
- 2. a collection of objects
- 4. no congruent sides
- 5. 1:p → q 2:p Conclusion:∴q
- 6. contains a right angle
- 10. conclusion reached using inductive reasoning