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High School Geometry
Domain Congruence
Cluster Experiment with transformations in the plane
Standard Know precise definitions of angle, circle, perpendicular line, parallel line, and line segment, based on the undefined notions of point, line, distance along a line, and distance around a circular arc.

HSG-CO.A.1

Know precise definitions of angle, circle, perpendicular line, parallel line, and line segment, based on the undefined notions of point, line, distance along a line, and distance around a circular arc.

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Tasks

Defining Parallel Lines
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Defining Perpendicular Lines
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