Angle sum of a quadrilateral

Autor:mathstobie, amylava

Students move the points around to investigate the angle sum of a quadrilateral. There is also an option to show whether the quadrilateral is convex or concave.

Novos Materiais

Odd Function Explorer
Congruent Figures
Squaring a Rectangle (PST Version)
Right Triangle Inscribed in a Semicircle
Parabolas, Lines and Nomograms

Descobrir recursos

Sangaku - Triangle and 3 Circles
Geom. & Alg.: Quadratics
C1 2F Examples
Spiraling Star Polygon
JonathanFriedman_UnMessUpAbleParallelogram

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Inequações
Pitágoras ou o Teorema de Pitágoras
Triângulos Retângulos
Função Tangente
Números