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正弦定理
Author:
羅驥韡 (Pegasus Roe)
Topic:
Sine
GeoGebra
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【案例】2018年全国1卷理科12题
近似值：有效數字
兩位數加法
兩組對邊相等的四邊形
三位數除以一位數（二）
Discover Resources
Quiz on Compass Bearings 羅盤方位角：測驗
同學最喜愛的運動
正四角柱(可旋轉)
tool2
对角线交点
Discover Topics
Optimization Problems
Exponent
Trapezium
Parallelogram
Statistical Characteristics