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trigo ratios np2c
Author:
np2cmath
GeoGebra
New Resources
兩位數除以一位數(二)
【案例】2013年安徽高考15题
畫出對稱圖形
拼砌四邊形
【案例】圆柱体内放置一个大球六个小球
Discover Resources
阿波羅尼斯問題:與三圓相切的圓
Q2-3
sin,cos比大小
If指令的應用1-1
固定周界的長方形的面積變化(周界是200厘米)
Discover Topics
Sine
Multiplication
Pythagoras or Pythagorean Theorem
Piecewise Functions
Congruence