- Ch 5 geoThe midsegments divide any triangle in congruent trianglesPerpendicular Bisectors in a TrianglePerpendicular Bisectors in a TrianglePerpendicular Bisectors in a TriangleAngle Bisectors in a triangleAngle Bisector/Opposite SideTriangle-Angle Bisector TheoremAngle Bisector in a Triangle SimilaritySpecial lines in a triangleMedians of a TriangleMedians In a TriangleAltitudes in a triangleExplore circumcenters, incenters, centroids and orthocentersThe Points of Concurrency of a TriangleCenters of a TriangleEuler Line GeneratorThe Euler Line of a TriangleTriangle Inequality TheoremTriangle Inequality (II)Inequalities in 1 TriangleSide-Angle-Side Inequalities In Two TrianglesInequalities in Two Triangles-Hinge TheoremSimilar Triangles Task 2Altitudes of a Triangle InvestigationIncenterOrthocenter
