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Outline
Geometry Exercises
Applications of 1/2ab sinC
Geometry Exercises
Author:
Healey Lee
Applications of 1/2ab sinC
Fun question (1)
Fun question(2)
Use area of triangles to prove cosine formula
Geometry problem (1)
two Angle bisectors of same length?
Geometry problem (2)
Next
Fun question (1)
New Resources
第八周作业
【案例】2018年全国1卷理科12题
圓的切線方程
空间中两直线的位置关系
漂亮的摇摆曲线
Discover Resources
我的第一個GGB動畫
乘法公式
图形动画3
随机模拟实验（撒豆子估算π）的副本
橢圓幾何性質,光學性質,生活應用
Discover Topics
Similarity Transformation or Similarity
Sine
Triangles
Step Functions
Differential Calculus
