Angle Relationships In Parallel Lines, Converses, Perimeter & Area Worksheet
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19Name ________________________________ Per_____
2.1
Angle Relationships in Parallel Lines
Vocabulary
Parallel lines
Skew lines
Perpendicular lines
Transversal
Example 1:
1.
2.
Fill in the blank with parallel, perpendicular, or skew
Fill in the blank with parallel, perpendicular, or skew.
(b) ̅̅̅̅ is _________ to ̅̅̅̅ . (c) ̅̅̅̅ is __________to ̅̅̅̅ .
(b) ̅ is ________ to ̅̅̅̅̅ . (c) ̅̅̅̅ is __________to ̅̅̅̅ .
ANGLE PAIRS in two lines cut by a transversal
Corresponding angles
Consecutive (same side) interior angles
• corresponding
• same side
positions.
• between the two lines
Alternate interior angles
Alternate exterior angles
• alternate sides
• alternate sides
• between the two lines
• outside the two lines
Other angle relationships that you will need to remember…
Vertical angles
Linear Pair
• opposite ∠s with the
• adjacent ∠s that make
same vertex
a straight line
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