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三角函数的概念核心知识点

Author:邝素琴

Topic:Trigonometric Functions

New Resources

長方體平面投影 (Codex版)
兩組對邊相等和有直角的四邊形
四邊形的特性
拼砌四邊形
算柱 (兩位數)

Discover Resources

補角關係
Cactest
qqqqqq
Hamid Naderi Yeganeh Ellipse1
S0G4L2 到两点距离的运算为定值

Discover Topics

Surface
Difference and Slope
Vectors 2D (Two-Dimensional)
Arithmetic Mean
Step Functions

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