教學－直線方程性質

Author:Lau Sir

Everytime you click on the button "Create Line", it generates a straight line y = mx + c, where m and c are between -5 and 5. Students need to identify the slope and y-intercept of those lines and check the answer by clicking the checkbox.

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近似值：有效數字
兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
兩位數除以一位數（一）
【案例】2018年全国1卷理科12题

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平行四邊形變奏II
Circle Properties
簡單動畫
兩函數間面積的副本
元旦快乐（制作：孟宝兴）

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Tangent Function
Constructions
Centroid or Barycenter
Sine
Equilateral Triangles