DIRECTIONS. For each conditional statement, complete the following: Write the converse statement. Decide if each statement is true or false. If the statement is false, provide a counterexample. True or 1. Counterexample? False? Original If a number is divisible by 3, then it is Statement odd. If ________________________________, Converse: then____________________________. True or 2. Counterexample? False? Original If a triangle has a 90 degree angle, then Statement it is a right triangle. If ________________________________, Converse: then____________________________. Are these statements bi-conditional? (Circle YES or NO.) True or 3. Counterexample? False? Original If a triangle has three congruent angles, Statement then the triangle is equilateral. Converse: Are these statements bi-conditional? (Circle YES or NO.)
DIRECTIONS. For each conditional statement, complete the following: Write the converse statement. Decide if each statement is true or false. If the statement is false, provide a counterexample. 1. True or False? Counterexample? Original Statement If a number is divisible by 3, then it is odd. Converse: If ________________________________, then____________________________. 2. True or False? Counterexample? Original Statement If a triangle has a 90 degree angle, then it is a right triangle. Converse: If ________________________________, then____________________________. Are these statements bi-conditional? (Circle YES or NO.) 3. True or False? Counterexample? Original Statement If a triangle has three congruent angles, then the triangle is equilateral. Converse: Are these statements bi-conditional? (Circle YES or NO.)