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1-5 Angle Relationships

# 1-5 Angle Relationships - angles in a linear pair is 180 5...

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Angle Relationships Section 1-5

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Adjacent angles Angles in the same plane that have a common vertex and a common side, but no common interior points. 1 2
Vertical angles two nonadjacent angles formed by two intersecting lines Vertical angles are congruent. 3 4

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Linear pair adjacent angles whose noncommon sides are opposite rays The sum of the measures of the

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Unformatted text preview: angles in a linear pair is 180. 5 6 Perpendicular lines special intersecting lines that form right angles Perpendicular lines intersect to form 4 right angles. Supplementary angles – 2 angles whose measures have a sum of 180 Complementary angles – 2 angles whose measures have a sum of 90...
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1-5 Angle Relationships - angles in a linear pair is 180 5...

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