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2.1 Conditional Statements

# 2.1 Conditional Statements - 2.1 Conditional Statements 2.1...

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2.1 Conditional Statements 2.1 Conditional Statements p. 71

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Conditional Statement Conditional Statement A logical statement with 2 parts 2 parts are called the hypothesis & conclusion Can be written in “if-then” form; such as, “If…, then…” Hypothesis is the part after the word “If” Conclusion is the part after the word “then”
Ex: Underline the hypothesis & circle the conclusion. If you are a brunette, then you have brown hair. hypothesis conclusion

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Ex: Rewrite the statement in “if-then” form 1. Vertical angles are congruent. If there are 2 vertical angles, then they are congruent. If 2 angles are vertical, then they are congruent. 1. An object weighs one ton if it weighs 2000 lbs. If an object weighs 2000 lbs, then it weighs one ton.
Counterexample Used to show a conditional statement is false. It must keep the hypothesis true, but It must keep the hypothesis true, but the conclusion false! the conclusion false!

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2.1 Conditional Statements - 2.1 Conditional Statements 2.1...

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