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?

New Resources

Untitled
seo tool
立体几何-公理3及推论
רישום חופשי
အခြေခံ data အခေါ်အဝေါ်များ

Discover Resources

angles opposite to equal sides of triangle are equal
SSS 7.1.5 Ellis
Delaunay07Macro
rotation2
Exploring angles formed by intersecting lines
אווז

Discover Topics

Translation
Correlation
Straight Lines
Boxplot
Numbers