1.4 Pairs of Angles
Adjacent Angles: Two angles in the same plane with a common vertex and a common side, nut no common interior points
A Linear Pair: Angles of an adjacent pair whose non-common sides are opposite rays
Complementary Angles: 2 angles whose measures have a sum of 90 deg
Supplementary Angles: angles whose measures have a sum of 180 deg
Verticle Angles: 2 nonadjacent angles formed by two intersecting lines
A Linear Pair: Angles of an adjacent pair whose non-common sides are opposite rays
Complementary Angles: 2 angles whose measures have a sum of 90 deg
Supplementary Angles: angles whose measures have a sum of 180 deg
Verticle Angles: 2 nonadjacent angles formed by two intersecting lines