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Triangles
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Demonstrations 1 - 20 of 648
Distances from the Incenter to the Fermat PointsAngles of a TriangleDistance between Two Fermat PointsAn Excircle InequalityA Triangle Semiperimeter Inequality
Distances from the Incenter to the Fermat Points
New this week
Angles of a Triangle
Updated this week
Distance between Two Fermat Points
Updated this month
An Excircle Inequality
Updated this month
A Triangle Semiperimeter Inequality
New this month
Lengths of Sides and Angle Bisectors Are Rational TogetherInequality for a Cevian Involving the CircumradiusDistance between Two Vecten PointsDistance between Two Napoleon PointsDistance between the Centers of the Nine-Point and Apollonius Circles
Lengths of Sides and Angle Bisectors Are Rational Together
New this month
Inequality for a Cevian Involving the Circumradius
New this month
Distance between Two Vecten Points
New this month
Distance between Two Napoleon Points
New this month
Distance between the Centers of the Nine-Point and Apollonius Circles
New this month
Sums of Squares of the Side Lengths and Various Radii of a TriangleDistance between the Incenter and the Center of the Apollonius CircleInequalities for an Exradius of a TriangleDistance between Two Points Based on a TriangleAn Inequality for Tripolar Coordinates Related to the Brocard Angle
Sums of Squares of the Side Lengths and Various Radii of a Triangle
New this month
Distance between the Incenter and the Center of the Apollonius Circle
Inequalities for an Exradius of a Triangle
Distance between Two Points Based on a Triangle
An Inequality for Tripolar Coordinates Related to the Brocard Angle
Splitting the Sides of a Triangle by Its Pedal TriangleIsogonal and Isotomic ConjugatesAn Angle Invariant for Arbitrary TrianglesThe Coordinates of a Point Relative to a TriangleMagic Hexagon
Splitting the Sides of a Triangle by Its Pedal Triangle
Isogonal and Isotomic Conjugates
An Angle Invariant for Arbitrary Triangles
The Coordinates of a Point Relative to a Triangle
Magic Hexagon

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