Incircle of the Intangents Triangle = Incircle of the Intangents Triangle of the Intangents Triangle.

Incircle of the Intangents Triangle = Circumcircle of the Mid-Arc Triangle of the Intangents Triangle.

Nine-Point Circle of the Intangents Triangle = Circumcircle of the Euler Triangle of the Intangents Triangle.

Nine-Point Circle of the Intangents Triangle = Circumcircle of the Feuerbach Triangle of the Intangents Triangle.

Brocard Circle of the Intangents Triangle = Circumcircle of the First Brocard Triangle of the Intangents Triangle.

Brocard Circle of the Intangents Triangle = Circumcircle of the Second Brocard Triangle of the Intangents Triangle.

Orthocentroidal Circle of the Intangents Triangle = Circumcircle of the Fourth Brocard Triangle of the Intangents Triangle.

The Incircle of the Intangents Triangle is concentric to the Bevan Circle of the Yff Central Triangle of the Intangents Triangle.

The Nine-Point Circle of the Intangents Triangle is concentric to the Nine-Point Circle of the Fuhrmann Triangle of the Intangents Triangle.

The Spieker Circle of the Intangents Triangle is concentric to the Radical Circle of the Excircles of the Intangents Triangle.

The Spieker Circle of the Intangents Triangle is concentric to the Bevan Circle of the Euler Triangle of the Intangents Triangle.

The Bevan Circle of the Intangents Triangle is concentric to the Incircle of the Extangents Triangle of the Intangents Triangle.

The Radical Circle of the Excircles of the Intangents Triangle is concentric to the Spieker Circle of the Intangents Triangle.

The Radical Circle of the Excircles of the Intangents Triangle is concentric to the Bevan Circle of the Euler Triangle of the Intangents Triangle.

The Brocard Circle of the Intangents Triangle is concentric to the Lemoine Circle of the Intangents Triangle.

The Lemoine Circle of the Intangents Triangle is concentric to the Brocard Circle of the Intangents Triangle.

The Lemoine Circle of the Intangents Triangle is concentric to the Circumcircle of the First Brocard Triangle of the Intangents Triangle.

The Lemoine Circle of the Intangents Triangle is concentric to the Circumcircle of the Second Brocard Triangle of the Intangents Triangle.

The Incircle of the Intangents Triangle is congruent to the Spieker Circle of the Intangents Triangle of the Anticomplementary Triangle.

The Circumcircle of the Intangents Triangle is congruent to the Bevan Circle of the Intangents Triangle of the Medial Triangle.

The Circumcircle of the Intangents Triangle is congruent to the Nine-Point Circle of the Intangents Triangle of the Anticomplementary Triangle.

The Circumcircle of the Intangents Triangle is congruent to the Bevan Circle of the Intangents Triangle of the Euler Triangle.

The Circumcircle of the Intangents Triangle is congruent to the Bevan Circle of the Euler Triangle of the Intangents Triangle.

The Circumcircle of the Intangents Triangle is congruent to the Bevan Circle of the Feuerbach Triangle of the Intangents Triangle.

The Nine-Point Circle of the Intangents Triangle is congruent to the Circumcircle of the Intangents Triangle of the Medial Triangle.

The Nine-Point Circle of the Intangents Triangle is congruent to the Circumcircle of the Intangents Triangle of the Euler Triangle.

The Spieker Circle of the Intangents Triangle is congruent to the Incircle of the Intangents Triangle of the Medial Triangle.

The Spieker Circle of the Intangents Triangle is congruent to the Incircle of the Intangents Triangle of the Euler Triangle.

The Spieker Circle of the Intangents Triangle is congruent to the Incircle of the Euler Triangle of the Intangents Triangle.

The Spieker Circle of the Intangents Triangle is congruent to the Spieker Circle of the Intangents Triangle of the Intangents Triangle.

The Spieker Circle of the Intangents Triangle is congruent to the Nine-Point Circle of the Mid-Arc Triangle of the Intangents Triangle.

The Bevan Circle of the Intangents Triangle is congruent to the Circumcircle of the Intangents Triangle of the Anticomplementary Triangle.