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The Nine-Point Center
作者:
Steve Phelps
The Nine-Point center is the center of the circumcircle of the medial triangle. Play through the construction and try your hand in the app below.
GeoGebra
GeoGebra
新资源
Loyd's Two-Greek-Crosses-to-a-Square Dissection
Ellipse and Equation
WC 2018
bewijs stelling van Pythagoras
Conditions for Parallel Lines
发现资源
Untitled
Worksheet
Side-angle Inequality
equals 2E
Statistical Enquiry - Classifying Data
发现主题
分段函数
圆锥曲线
向量
百分数
平均数