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Key Stage 3 (Junior Secondary)
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3.2 Measures, Shape & Space 度量、圖形與空間
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Coordinates Geometry of Straight Lines 直線的坐標幾何
Calculate slope from co-ordinates
Point of Division
Slope Quiz 斜率測驗
Slopes of Parallel Lines 平行綫的斜率
Slopes of Perpendicular Lines 垂直線的斜率(1)
中點測驗
兩點距離測驗
垂直線的斜率（2）
斜率
斜率（重溫）
