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perimeter

Author:Yvonne Fung, GeoGebra Institute of Hong Kong

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【案例】2018年全国1卷理科12题
sanjiaohanshu
三位數除以一位數（一）
兩組對邊相等的四邊形
柱體建築師

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三角形，邊上平分面積
gct-a01-jc095v2-27 三角形中線
Q3-11
多边形的外角和
求直角三角形的斜邊

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Parabola
Sphere
Linear Programming or Linear Optimization
Piecewise Functions
Plane Figures or Shapes

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