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Published byMia Neal Modified over 2 years ago

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Points Lines Planes Circles Polygons Congruency Similarity

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Point A position in space, has no size only location D B N D, B and N represent points

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Line Continues without end in opposite directions A B AB represents a line

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Segment Part of a line made up of 2 points and all the points of the line between the 2 points D E DE represents a segment

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Ray Part of a line consisting of one endpoint and all the points of the line on one side of the endpoint F G FG represents a ray

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What are parallel lines? Parallel lines are lines that never intersect.

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What are intersecting lines? Lines that cross at any point are intersecting lines.

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What are perpendicular lines? Two lines that cross to form a right angle are intersecting lines.

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Points and Lines in Real World

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VERTEX A VERTEX is a fancy name for angle Two rays or lines that have the same endpoint make a VERTEX/angle VERTEX/angles are measured in degrees The Corners of a square are its vertex/angles When two lines cross, they make vertex/angl es

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CONGRUENT CONGRUENT means the same CONGRUENT LINE SEGMENTS means two line segments are the same CONGRUENT Vertex/Angles means two angles are the same The Hershey & Crunch Bar are a Congruent size

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