List K External Centers of Similitude Points available in the Kimberling's Encyclopedia ETC. The ETC version: The 10200 points version of 2016. The "Discoverer" database version: October 2013. Last update: 2016-11-02- The
External Center of Similitude of the Circumcircle of the Outer Grebe
Triangle and the Nine-Point Circle of the Outer Grebe Triangle is the
X(5870).
- The External Center of Similitude of the Circumcircle
of the Outer Grebe Triangle and the Excentral Circle of the Outer Grebe
Triangle is the X(3640).
- The External Center of Similitude of
the Circumcircle of the Outer Grebe Triangle and the Half-Moses Circle
of the Outer Grebe Triangle is the X(6).
- The External Center of
Similitude of the Incircle of the Outer Grebe Triangle and the Inner
Johnson-Yff Circle of the Outer Grebe Triangle is the X(5870).
- The
External Center of Similitude of the Incircle of the Outer Grebe
Triangle and the Outer Johnson-Yff Circle of the Outer Grebe Triangle is
the X(5870).
- The External Center of Similitude of the
Nine-Point Circle of the Outer Grebe Triangle and the Tangential Circle
of the Outer Grebe Triangle is the X(1160).
- The External Center
of Similitude of the Nine-Point Circle of the Outer Grebe Triangle and
the Sine-Triple-Angle Circle of the Outer Grebe Triangle is the X(6276).
- The
External Center of Similitude of the Antimedial Circle of the Outer
Grebe Triangle and the Nine-Point Circle of the Outer Grebe Triangle is
the X(5860).
- The External Center of Similitude of the Inner
Johnson-Yff Circle of the Outer Grebe Triangle and the Outer Johnson-Yff
Circle of the Outer Grebe Triangle is the X(5870).
- The External
Center of Similitude of the Cosine Circle of the Outer Grebe Triangle
and the Nine-Point Circle of the Outer Grebe Triangle is the X(6280).
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