“Logic and Reasoning”

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Across
  1. 5. States that any real number, a, is equal to itself
  2. 7. Instead of showing that the conclusion to be proved is true, you show that the entire alternative is false
  3. 9. It is a statement accepted after it is proven deductively
  4. 10. It is the act of making reason
  5. 12. Is an angle of exactly 90°
  6. 16. It is a method of reasoning in which the premises are viewed as supplying some evidence, but not full assurance, for the truth of conclusion
  7. 17. It is a statement that is accepted without proof
  8. 19. It is a statement drawn from the hypothesis
Down
  1. 1. It is a statement which is accepted or known at the beginning
  2. 2. A statement or idea taken to be true and on which an argument or reasoning may be base
  3. 3. Equality tells us that both sides of an equal sign are equal no matter which side of the equal sign they are on
  4. 4. Angles measure less than 90 degrees
  5. 6. The logical statements are presented using complete sentences backed up by reason
  6. 8. It tells us that if A=B and B=C, then A=C
  7. 11. It is the process of reasoning from one or more statements to reach a logical Conclusion
  8. 12. A statement presented in justification or explanation of a believe or action or a proof
  9. 13. Is two angles that are adjacent and whose non-common sides form a straight line
  10. 14. It is a logical argument in which statement is supported or justified
  11. 15. It is a way of showing the truth or false of a given statement or math equations
  12. 18. Is a type of angle that is always larger than 90° but less than 180°