Obtuse Triangle – GeoGebra

circumcenter obtuse – GeoGebra

Mini Constructions with Desmos Geometry: Obtuse Angle Ambiguous Case

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Wiskundeleraar

Area of obtuse angled triangle – GeoGebra

Obtuse Triangle. Pythagorean Theorem. – GeoGebra

The Orthocenter – GeoGebra

Triangle Dilation Using Geogebra by Nicholas Sigismondi

Inequalities in a Triangle – GeoGebra

Simplificação de frações – GeoGebra, simplificar fração

Pythagorean Theorem - Right vs Acute vs Obtuse Triangles – GeoGebra

IGS, Dynamic Geometry 1471: Equilateral Triangle, Inside/Outside Point, Incenters, Tangency Points, Concurrent Lines, Step-by-step Illustration, GeoGebra, iPad Apps. Typography

Area of an -acute or obtuse- triangle – GeoGebra