Perpendicular Intersections 2

Directions

In the picture Angle ADC and Angle BDC are congruent. What other details do we know about Angle ADC and Angle BDC? What relationship does Line AB and Line DC have?

Nuevos recursos

Neuberg's Theorem
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Visualizing the Pythagorean Identity with Sine and Cosine
montecarlo circles 5
အခြေခံ data အခေါ်အဝေါ်များ

Descubrir recursos

ILLUSIONS 3
Tesselations and external angles
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