Unit 2 Vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Conclusion | The part of a conditional following then
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| Truth Value | Whether a conditional is true or false
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| Negation | A statement that has the opposite truth value
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| Conditional | Another name for an if-then statement
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| Vertical Angle | Two angles formed by intersecting lines
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| Hypothesis | The part of a conditional following if
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| Converse | Switches the hypothesis and the conclusion of a conditional statement
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| Inverse | Negates both the hypothesis and conclusion of a conditional statement
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| Formal Proof | A proof that contains statements and reasons organized into two columns
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| Adjacent Angle | Two angles that share a common side
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| Supplementary Angles | Two angles whose measures have a sum of 180
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| Deductive Reasoning | The process of reasoning logically from given statements to a conclusion
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| Contrapositive | Switches and negates both the hypothesis and conclusion of a conditional statement
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| Equivalent Statements | Statements with the same truth value
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| Complementary Angles | Two angles whose measures have a sum of 90
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| Good Definition | A statement that can be written as a biconditional
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| Venn Diagram | A diagram that uses circles to illustrate conditionals
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| Inductive Reasoning | Reasoning based on patterns you observe
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| Algebraic Proof | A proof that is made up of a series of algebraic statements
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| Indirect Reasoning | A proof that begins with assuming the opposite of what you want to prove and showing there is a contradiction
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| Law of Syllogism | Allows you to state a conclusion from two true conditional statements when the conclusion of one statement is the hypothesis of the other statement
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| Law of Detachment | If the conditional is true and its hypothesis is true, then the conclusion is true.
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| Counter Example | An example or instance of the statement that makes the statement false
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| Biconditional | Combining a conditional using the words if and only if when the conditional and the converse are both true
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
thawkins
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