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Proof Jeopardy

Proof Jeopardy. Conditionals. Algebraic Proofs. Geometric Proofs. Postulates Properties Theorems Definitions. 100. 100. 100. 100. 2 00. 2 00. 2 00. 2 00. 3 00. 3 00. 3 00. 3 00. 4 00. 4 00. 4 00. 4 00. Question: Another name for an “if-then” statement is…. Answer:

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Proof Jeopardy

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  1. Proof Jeopardy

  2. Conditionals Algebraic Proofs Geometric Proofs Postulates Properties Theorems Definitions 100 100 100 100 200 200 200 200 300 300 300 300 400 400 400 400

  3. Question: Another name for an “if-then” statement is… Answer: Conditional Statement 100

  4. Question: Everything after the word if is called the ____________, and everything after the word then is called the _____________. Answer: Hypothesis; Conclusion 200

  5. Question: Turn the following statement into a conditional: All CD’s are round. Answer: If it is a CD, then it is round. 300

  6. Question: What is the converse of the following statement: If Susan wins Proofs Jeopardy, then she will make an A on my test. Is the converse true or false? If false, state a counterexample. Answer: If Susan makes an A on my test, then she won Proofs Jeopardy. False Susan makes an A, but did not win Jeopardy. 400

  7. Question: Name 5 properties that might be used as reasons in an Algebraic Proof. Answer: Choose 5: Addition Property of Equality, Subtraction P.O.E., Multiplication P.O.E., Division P.O.E., Distributive P.O.E., Symmetric P.O.E., Reflexive P.O.E., Substitution P.O.E., Transitive P.O.E. 100

  8. Question: What are the next statement and reason for the following proof: Answer: Statement: Reason: 200

  9. Question: List all corrections needed for the following proof: . • Answer: • #2 statement and reason should be taken out • Reason #3 should be Distributive Property of Equality (written out) • Statement #4 should be • Statement #5 should be • Add in #6 statement: , and #6 reason: Symmetric P.O.E. 300

  10. Question: Write either a flowchart or 2-column proof for the following: Answer: Multiplication Property of Equality Given Addition P.O.E. Symmetric P.O.E. 400

  11. Question: Identify the next reason for the following proof Answer: Definition of Congruent Angles 100

  12. Question: Fill in the following 2-column proof Answers: See answers above. 200

  13. Question: Make corrections to the following proof. Answers: See answers above. 300

  14. Question: Write a 2-column or flowchart proof for the following Answer: 400

  15. Question: Identify the postulate, property, theorem, or definition that best fits Answer: Multiplication Property of Equality 100

  16. Question: Identify the postulate, property, theorem, or definition that best fits Answer: Transitive Property of Equality 200

  17. Question: Identify the reasons that best fit Answer: Given Linear Pairs are Supplementary Definition of Supplementary Angles 300

  18. Question: Given the following information, what postulate, property, theorem and you most likely going to use. Answer: Segment Addition Postulate 400

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