POINT, A LOCATION IN SPACE, LINE, A BASIC ELEMENT IN GEOMETRY WITH NO END POINTS, LINE SEGMENT, PART OF A LINE, RAY, HAS ONLY ONE END POINT, POLYGON, MADE OF LINE SEGMENTS, PARALLEL LINES, LINES THAT NEVER INTERSECT, PERPENDICULAR LINES, LINES THAT INTERSECT TO FORM A RIGHT ANGLE, INTERSECTING LINES, LINES THAT GO OVER ONE ANOTHER, PLANE, AN ENDLESS FLAT SURFACE

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