Trigonometry/Circles and Triangles/The Pivot theorem
The pivot theorem states that given any triangle ABC, and any points DEF on BC, AC, AB respectively, then the three circles AEF, BDF and CDE have a common point.
The pivot theorem states that given any triangle ABC, and any points DEF on BC, AC, AB respectively, then the three circles AEF, BDF and CDE have a common point.