Introduction to Proof: Reasoning in Geometry

think icon Think & Click: Conditional Statements

Now, you try. Complete the Think & Click activity by looking at the problems below, thinking about them, and then clicking on them to reveal the solutions.

Identify the hypothesis and conclusion in each of the following statements:
 

If I have a headache, then I’ll take an aspirin.
 

Hypothesis: I have a headache
Conclusion: I’ll take an aspirin
 

You should stop the car if the light is red.
 

Hypothesis: the light is red
Conclusion: You should stop the car
 

A right triangle contains a 90 degree angle.
 

Hypothesis: A triangle is right
Conclusion: it contains a 90 degree angle