Alex CHIK

Properties of Inequalities 不等式的加法與乘法性質
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Alex CHIK
Quiz on Simplification of Two-digit Fractions
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HKDSE 2021 Paper I #18
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HKDSE 3D Figures
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Fractions, Decimals & Percentages
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分數、小數、百分數
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Sine Formula 正弦公式
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Introduction to Rectangular Coordinates 直角坐標簡介
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Distance between Two Points 兩點距離
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Loci 軌跡
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Equation of Circles 圓方程
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Quiz on Solving Quadratic Inequalities 解二次不等式：測驗 (v2018)
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Ratio & Proportion 比與比例
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Concept of Ratios(2) 比的概念(2)
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Quiz on Solving Compound Inequalities 解複合不等式：測驗
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Conditions for Similarity of Triangles (1) 相似三角形的判別條件(1)
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Conditions for Similarity of Triangles (3) 相似三角形的判別條件(3)
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Conditions for Similarity of Triangles (2) 相似三角形的判別條件(2)
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Alex CHIK
Quiz on Finding Unknowns in Similar Rectangles 求相似長方形中的未知量：測驗
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Pythagoras Theorem and its Converse 畢氏定理及其逆定理
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Alex CHIK
Quiz on Percentage Profit & Loss 盈虧百分率測驗
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Alex CHIK
HCF & LCM of Three Numbers by Prime Factorization 以質因數分解法求三個數的HCF和LCM
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Alex CHIK
HCF & LCM of Two Numbers by Prime Factorization 以質因數分解法求兩個數的HCF和LCM
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Meaning of LCM 最小公倍數的意義
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