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9 Cards in this Set
- Front
- Back
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Perpendicular lines |
Two lines that intersect to form right angles. |
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Parallel lines |
Lines in the same plane that never intersect or cross. |
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Transversal |
A line that intersects two or more other lines. |
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Interior angles |
The four inside angles formed by two lines cut by a transversal |
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Exterior angles |
The four outer angles formed by two lines cut by a transversal |
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Alternate interior angles |
Interior angles that lie on opposite sides of the transversal. |
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Alternate exterior angles |
Exterior angles that lie on opposite sides of the transversal |
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Corresponding angles |
Angles that are in the same position on two parallel lines in relation to a transversal |
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m<1 |
The measure of <1 |
