Term
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Definition
| coplanar and do not intersect |
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Term
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Definition
| do not intersect and are not coplanar |
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Term
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Definition
| two planes that do not intersect |
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Term
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Definition
| line that intersects two or more coplanar lines at different points |
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Term
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Definition
| uses arrows to show the flow of the logical argument |
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Term
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Definition
| if two lines intersect to form a linear pair of congruent angles, then the lines are perpendicular |
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Term
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Definition
| if two sides of two adjacent acute angles are perpendicular, then the angles are complementary |
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Term
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Definition
| if two lines are perpendicular, then they intersect to form four right angles |
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Term
| Corresponding Angles Postulate |
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Definition
| if two parallel lines are cut by a trnsversal, then the pairs of corresponding angles are congruent |
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Term
| Theorem 3.4-Alternate Interior Angles |
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Definition
| if two parallel lines are cut by a transversal, then the pairs of alternate interior angles are congruent |
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