Elementary Geometry: Congruent Figures |
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Common terms and phrases
adjacent angles angle of continuation angle of rotation angles are equal angles equal Axiom axis of symmetry bisects the angle called central symmetry centre of symmetry chord circumference coincide congruent figures converse convex polygon corresponding lines corresponding points denote described diagonal diameter distance draw drawn end points equal angles equal in length equally inclined exercise exterior angles fixed point Geometry given circle given lines given point greater half-rays infinite number intersection kite limits line joining median line mid point moving point notion opposite sense opposite sides parallel lines parallelogram pass perpendicular bisector plane point in common point moving point of contact points equidistant points or lines position properties proposition quadrilateral radii radius reciprocal rhombus right angles segment set of lines set squares space supplementary surface symmetrical trapezium symmetrical triangle symmetrical with regard tangents three points three-way spread transversal turn vertex vertices