Angle, made of two rays or lines that join at a common endpoint, Obtuse, greater than 90 degrees but less than 180 degrees, Line, A set of points whose length goes forever in two opposite directions, Acute, angle that is between 0 degrees and 90 degrees, Right Angle, angle that is exactly 90 degrees, Parallel Lines, set of lines that never touch because they are the same distance apart, Intersecting Lines, Lines that cross and form angles that are not right angles, Point, A dot, an exact location, Line Segment, Part of a line that has two end points, Ray, A line with one endpoint but extends forever in the other direction, Perpendicular Lines, lines that intersect and form 90 degree angles, Reflex Angle, angle that is between 180 degrees and 360 degrees, Straight Angle, angle that is exactly 180 degrees

Friday Geometry- Rays, Lines, Angles

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