Bell Ringer Are the following triangles congruent If
Bell Ringer Are the following triangles congruent? If yes, state the triangle congruence postulate, and identify the congruent triangles.
Parallel lines Lines in the same plane that do not intersect Identify three sets of parallel lines in the classroom.
Topic: Angles What is a transversal? Congruent angles A line that intersects two or more lines in the same plane. Two angles that have the same measure
Complementary angles Two angles whose measures have a sum of 90 degrees <1 + <2 = 90 Supplementary angles Two angles whose measures have a sum of 180 degrees <A + <B = 180
Vertical angles Angles that are opposite each other when two lines intersect. < 1 and < 4 <6 and <5 Exterior angle When the sides of a triangle are extended, the angle that is adjacent to the interior angle
Finding angle measures Find the measure of angles 1 -8, if m<2 = 100 degrees and m<5 = 50 degrees
Find the measure of angles 1 -8 given m< 2 = 85 and m< 6 = 85
Alternate interior angles Nonadjacent interior angles that lie on opposite sides of a transversal <3 and <6 <4 and <5
Corresponding angles are the angle pairs that are in the same position and same side of the transversal. <2 and <6 <4 and <8 <1 and <5 <3 and <7
Vertical angles are the angles that are opposite each other when two lines intersect <3 and <2 <1 and <4 <5 and <8 <7 and <6
Consecutive angles Are the angle pairs that are on the insides of the two lines (the interior) and on the same side of the transversal. <3 and <5 <4 and <6
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