Interactive Transversal and Angles

Explore the rules on your own

Click and drag around the points below to explore and discover the rule for parallel lines cut by a transversal on your own. You can click and drag points A, B, and C.

You can create a customized shareable link (at bottom) that will remember the exact state of the app--which angles are selected and where the points are, so that you can share your it with others.

∠A 90 ∠W 90
∠B 90 ∠X 90
∠C 90 ∠Y 90
∠D 90 ∠Z 90
Drag Points Of The Lines To Start Demonstration

Back to Geometry Next to Parallel Lines/Transversal Lesson