Are the Lines Parallel?
Initializing live version

Requires a Wolfram Notebook System
Interact on desktop, mobile and cloud with the free Wolfram Player or other Wolfram Language products.
Are the long lines parallel? Adjust the short lines to see.
Contributed by: Jon McLoone (March 2011)
Open content licensed under CC BY-NC-SA
Snapshots
Details
detailSectionParagraphPermanent Citation
"Are the Lines Parallel?"
http://demonstrations.wolfram.com/AreTheLinesParallel/
Wolfram Demonstrations Project
Published: March 7 2011