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兩直線的銳夾角
Author:
翰林數學領域
Topic:
Straight Lines
,
Tangent Function
請調整[數值滑桿]至題目數據
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画直线等分三角形的面积
錐體建築師
三位數除以一位數（一）
兩位數除以一位數（二）
兩組對邊相等的四邊形
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happy new year2
折扣 例1
Prism and Cylinder 4
面積4
方块堆叠(cube))
Discover Topics
Variance
Linear Programming or Linear Optimization
Statistics
Surface
Angles