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Unit 2 Terms
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Terms in this set (14)
Congruent Segments
Segments whose lengths are equal
Congruent Angles
Angles whose measures are equal
Midpoint
Point that divides a segment into 2 congruent segments
Segment Bisector
Line ( or part of a line) that intersects the segment at its midpoint
Angle Bisector
Ray that divides an angle into 2 congruent angles
Perpendicular Lines
Line (Or parts of line) that intersect to form a right angle
Perpendicular bisector
Line ( or part of a line) that is perpendicular to a segment at its midpoint
Supplementary angles
2 angles whose measures have a sum of 180
Complementary Angles
2 angles whose measures have a sum of 90
Linear Pair
2 adjacent angles whose non-common sides are opposite rays
Vertical Angles
non-adjacent angles formed by 2 intersecting lines ( congruent)
Right angle
angle whose measure = 90 degree
Reflexive Property of congruence
a geometric figure is congruent to itself ( AC = AC)
Transitive Property of congruence
If one geometric figure is congruent to a second geometric figure and the second geometric figure is congruent to a third geometric figure, then the first and third geometric figures are congruent ( If 1 = 2 & 2 = 3, Then 1 = 3)
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