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?

Nouvelles ressources

bewijs stelling van Pythagoras
Weighing Scales (kg & g)
Erdős's problem #503, n=3
Matrices - Basic Terminology
apec

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pythagoras proof
ระบบสมการ
Taiwan_2018
Formula for Areas of Sectors

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Fonctions en Escalier
Equations
Sections Coniques
Pourcentages
Variance