Lesson 2­3 and 2­4 Notes
February 23, 2015
Write the converse, inverse, and contrapositve of each conditional statement. Determine if each related conditional is true or false. If a stament is false, provide a counterexample.
Ex 1 If a polygon is a square, then it is a rectangle.
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Lesson 2­3 and 2­4 Notes
February 23, 2015
Ex 1 Determine whether each conclusion is based on inductive or deductive reasoning.
a. A dental assistant notices a patient has never been on time for an appointment. She concludes the patient will be late for her next appointment.
b. If Pablo decides to go to a concert tonight, he will miss football practice. Tonight, Pablo went to a concert. Pablo missed football practice.
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Lesson 2­3 and 2­4 Notes
February 23, 2015
Ex 2 Determine whether the stated conclusion is valid based on the given information. If not, write invalid and write explain your reasing. Given: An angle bisector divides an angle into two congruent angles. KM is an angle bisector of JKL
Conclusion: JKM MKL
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