Introduction with animation. Triangle + Trisectors = Equilateral triangle.

Frank Morley was a member of Haverford College's Department of Mathematics in the early part of the twentieth century. He is credited with being the first to arrive at the celebrated Morley's trisector theorem:

"The three points of intersection of the adjacent angle trisectors of any triangle form an equilateral triangle."

Continue reading at:

gogeometry.com/geometry/morley_theorem_angle_trisector.html

## Friday, December 5, 2008

### Morley's Theorem

Labels:
equilateral,
Morley's theorem,
triangle,
trisection

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