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# Pre-Algebra Chap 3

### Pre-Algebra Chapter 3

TermDefinition
Transversal A line that intersects two or more lines
Interior Angles When two parallel lines are cut by a transversal, four of these are formed on the inside of the parallel lines.
Exterior Angles When two parallel lines are cut by a transversal, four exterior angles are formed on the outside of the parallel lines.
Interior Angles of a Polygon Interior Angles of a Polygon
Exterior Angles of a Polygon The angles outside a polygon that are adjacent to the interior angles
Convex Polygon A polygon in which every line segment connecting any two vertices lies entirely inside the polygon
Concave Polygon A polygon in which at least one line segment connecting any two vertices lies outside the polygon
Regular Polygon A polygon in which all the sides are congruent, and all the interior angles are congruent
Indirect Measurement this uses similar figures to find a missing measure when it is difficult to find directly.
Created by: jkuecker