Across
- 3. is formed by negating and exchanging the hypothesis and the conclusion.
- 6. statement- When 2 or more statements are joined by the word and or or.
- 7. After the "then" in the if then statement.
- 9. Statement made based on inductive reasoning.
- 12. Of a statement is the opposite of the statement with the opposite truth value.
- 13. equal to eachother
- 14. is formed by negating both the hypothesis and the conclusion.
- 15. A statement that is accepted as true without proof.
- 17. angles- angles who's measure is less than 90
- 19. a statement or a conjecture that has been proven, once proven it can be used to justify statements in other proofs.
- 21. example- example that disproves conjecture.
Down
- 1. reasoning- Reasoning that uses a number of specific examples to arrive at a conclusion.
- 2. Compound statement that uses the word or, one statement needs to be true.
- 3. Compound statement that uses the word and, both statements need to be true.
- 4. after the "if" in the if then statement.
- 5. proof- Style of prrof where it is written into two columns in left and reasons in the right.
- 6. statement- a satement that can be written in "if-then" form.
- 8. Is formed by exchanging the hypothesis and conclusion of a conditional statement.
- 10. sentence that is either true or false named with letters.
- 11. angles- angles that are straight up and down
- 16. proof- a proof that is made up of a series of algebraic statements.
- 18. diagram- a method of organizing the truth values of two or more statements using overlapping ovals.
- 19. value- of a statement that is either true or false
- 20. table- a method of organizing the truth value of two or more statements using a table.