Angles, Circles, and Lines Defined
9th Grade · Math · 45 min· 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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Learning Objective
I can define angle, circle, perpendicular line, parallel line, and line segment using the basic ideas of point, line, distance along a line, and distance around a circular arc.
