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| type of logical statement that has two parts, a hypothesis and a conclusion |
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| the form of a conditional statement that uses the words "if" and "then". the "if"part contains the hypothesis and the "then" part contains the conclusion |
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| the "if" part of a conditional statement |
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| the "then" part of a conditional statement |
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| the statement formed by switching the hypothesis and conclusion of a conditional statement |
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| the negative of a statement. the negation symbol is ~ |
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| the statement formed when you negate the hypothesis and conclusion of a conditional statement |
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| the statement formed by switching the hypothesis and conclusion of the converse of a conditional statement |
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| two statement that are both true or both false. |
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| two lines that intersect to form a right angle. |
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| two lines that are coplanar and do not intersect. |
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| tw olines that do not intersect and are not coplanar |
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| two planes that do not intersect |
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| a line that intersects two or more coplanar at different points |
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| two angles that are formed by two lines and a transversal and occupy corresponding positions |
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| alternate exterior angles |
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| two angles that are formed by two lines and a transversal and that lie outside the two lines on opposite sides of the transversal |
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| alternate interior angles |
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| two angles that are formed by two lines and a transversal and that lie between the two lines on oppoosite sides of the transversal |
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| consecutive interior angles |
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Definition
| two angles that are formed by two lines and a transversal and that lie between the two lines on the same side of the transversal |
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Definition
| a type of proof that uses arrows to show the flow of a logical argument. statements are connected by arrows to show how each statement comes from the ones before it, and each reason is written below the statement it justifies |
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