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## Geometry

 R V C I E P O G R A N H T R G T I A T R T L V L R U R I L L A E I N E E N N A E A L S T N A N L V A G R G I E N L S U P P L E M E N T A R Y A N G L E S U A E E S L B I S S A E C O L L I N E A R P O I N T S R L S C T U T I S O S C E L E S T R I A N G L E T R T E I U A A D D I T I O N P R O P E R T Y N N I G G C O M P L I M E N T A R Y A N G L E S L L N E E P E R P E N D I C U L A R L I N E S R N O N C O L L I N E A R P O I N T S P S C A L E N E T R I A N G L E R E F L E X I V E P R O P E R T Y T B I Y T G U H S T E A A N N G G L L E E
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7 A pair of angles with measures that add up to 180
8 Points that lie on the same line.
11 A triangle that has at least two congruent sides.
12 If a=b, then a+c = b+c
13 A pair of angles with measures that add up to 90.
14 Lines that intersect to form right angles.
15 Points that do not lie on the same line.
16 A triangle that has no congruent sides.
17 a=a
1 A triangle that has one angle with a measure of 90.
2 A pair of nonadjacent angles formed by two intersecting lines.
3 Angles that have equal measures.
4 Lines that lie in the same plane (coplanar) and that never intersect.
5 A line that intersects two or more lines in different points.S
6 Two adjacent angles whose exterior sides form a straight line.
7 If a=b, then either a or b may be substituted for the other in an equation.
9 An angle with a measure that is less than 90.
10 A polygon that has three sides.
18 An angle with a measure of more than 90 but less than 180.
19 An angle with a measure of 90.