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三角形的外心與外接圓
Author:
大園數學
三角形的外心是三條中垂線的交點,外心到三頂點等距離,此距離即為外接圓半徑。
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New Resources
球體建築師
三位數除以一位數(一)
第八周作业
畫出對稱圖形
【案例】2018年全国1卷理科12题
Discover Resources
n等分點
摩天輪
a Geogebra file created by the first pre-service teacher
周界(移邊)
兩個骰子的點數和的副本
Discover Topics
Similarity Transformation or Similarity
Polynomial Functions
Statistics
Stochastic Process or Random Process
Arithmetic