Incircle, Excircle, Altitude

Autor:Steve Phelps

The center of incircle, tangent point of excircle, and midpoint of altitude are collinear. The center of excircle, tangent point of incircle, and midpoint of altitude are collinear.

Nuevos recursos

From Polar to Cartesian Coordinates
bewijs stelling van Pythagoras
Average Value of a Function
函數的奇偶性
Billard V5.2 and V6

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Animation 93
Reflective writing
Positive2Solutions
Circle Pattern
การแยกตัวประกอบของพหุนามดีกรีสอง

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Desviación Estándar
Triángulos Rectángulos
Probabilidad Condicional
Intersección
Seno