Hinge Theorem and Its Converse

Autor:Samantha Garcia

In the figure below, AE = BF and AC = BD. Move points E, C, F, and D to change the size of angles A and B. What do you notice about the lengths of EC and FD and their opposite angles?

Nuevos recursos

Perimeter of Rectangle
Building Trapezoids with Set Areas
Fourier Lissajous (Mechanical)
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ORNAMENT
Test
Part 1
Net of a Cone (Wrapping)

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Multiplicación
Círculo unitario
Semejanza
Función lineal
Media Aritmética