Concurrent Line Segments Related to the Incircle

Initializing live version
Download to Desktop

Requires a Wolfram Notebook System

Interact on desktop, mobile and cloud with the free Wolfram Player or other Wolfram Language products.

Let ABC be a triangle. Let the intersection of the incircle with BC be A'. Let AA' also intersect the incircle at P. Let BP and CP intersect the incircle at M and N, respectively. Then CM, BN, and AA' are concurrent.

Contributed by: Jay Warendorff (March 2011)
Open content licensed under CC BY-NC-SA


Feedback (field required)
Email (field required) Name
Occupation Organization
Note: Your message & contact information may be shared with the author of any specific Demonstration for which you give feedback.