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Lesson 1.4 Reasoning & Proof Vocabulary

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Class_________ Date______________________
Across
The process of using logic to draw conclusions
Next to or adjoining something else; having a common vertex and a common side
A statement that can be written in the form "If p, then q" where p is the hypothesis and q is the conclusion
A pair of adjacent angles whose non-common sides are opposite rays
Down
Statement that is believed to be true
The process of reasoning that a rule or statement is true because specific cases are true
An example that shows a conjecture to be false
A statement that you can prove is true using a series of logical steps