Rewrite the conditional statement in if-then form. Then write the converse, inverse, and contrapositive of the conditional statement. Decide whether each statement is true or
false. (Section 2.1)
1. An angle measure of 167° is an obtuse angle.
2. You are in a physics class, so you always have homework.
3. I will take my driving test, so I will get my driver's license.
Find a counterexample to show that the conjecture is false. (Section 2.2)
4. The sum of a positive number and a negative number is always positive.
5. If a figure has four sides, then it is a rectangle.
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