Form 3 (中三）

Tabla de contenidos

• S2 03 Factorization of Polynomials (多項式的因式分解)

  • Cross Method(十字相乘法)
  • Graph Plotter 2020
  • Difference of Two Squares 平方差 (1)

• 01 Linear Inequalities in one Unknown(一元一次不等式)

  • Linear inequalities in one unknown(一元一次不等式)
  • Copy of Drawing quadrilaterals on the grid or the pinboard
  • Inequalities and Number Line 不等式與數線
  • 複合不等式 Compound inequality

• 02 Laws of Integral Indices(整數指數律)

  • Indices1
  • Indices 2
  • Indices 3
  • Indices 4
  • DSE-P1-01
  • Scientific Notation 科學記數法
  • From Binary/ Hexadecimal To Denary 二／十六進制轉十進制
  • 指數定律：測驗 Quiz on Laws of Indices
  • Quiz on Simplifying Monomials 化簡單項式：測驗

• 03 Special Lines and Centres in a Triangle(三角形的一些特殊的線和中心)

  • Centres in a Triangle(三角形的中心)
  • Special Lines & Centres of Triangles 三角形的特殊線和中心
  • 繪畫三角形的外接圓
  • Q1
  • Lines in a Triangle

• 04 More about 3-D Figures

  • Orthographic View 2 （三視圖 2）
  • Orthographic Views 3（三視圖 3）
  • 正方體的反射對稱1
  • 正方體的反射對稱2
  • 正方體的反射對稱3
  • Isometric Grids and Oblique Grids 等距網格和斜網格
  • 正方體的旋轉對稱
  • 正四面體的旋轉對稱
  • 五角柱的摺線圖樣
  • Rotational Symmetry of Dodecahedron
  • 11 Nets of the Cube
  • Centres in a Triangle
  • Nets of Tetrahedron
  • 正四面體的反射對稱
  • Orthographic Views 1（三視圖 1）

• 05 Areas and Volumes(III)(面積和體積)

  • Net of a pyramid
  • Net of cone
  • 圓錐的曲面面積
  • Curved Surface Area of Cones
  • Surface Area of Spheres with Proof
  • Volume of Spheres with Proof
  • Volumes and Surface Areas of Similar Cuboids
  • Curved Surface Area of Cones (Combined Version)
  • Volume of Pyramids
  • Volume of a pyramid
  • Volume of pyramid
  • Cuboid and "Yangma" 長方體與「陽馬」
  • MAXIMUM VOLUME OF A CONE

• 06 Measures of Central Tendency(集中趨勢的量度)

  • Comparing Mean, Median, and Mode
  • Flipping 1 coin
  • Mean of a Large Set of Data 大量數據的平均數
  • 05.1 Measures of Central Tendency
  • Measure of Central Tendency 集中趨勢的量度

• 07 Percentage(百分法)

  • Percentage(百分法)
  • Compound Interest 複利息
  • Quiz on Percentage Profit & Loss 盈虧百分率測驗
  • Percentage
  • Salaries Tax in Hong Kong 薪俸稅
  • Simple Interest 單利息
  • Percentage (Part-Whole) 所佔百分數

• 08 Quadrilateral 四邊形

  • Constructing Quadrilaterals by Four Sides (2014)
  • 電子幾何條
  • Properties of parallelogram(平行四邊形的性質)
  • Conditions for parallelograms(平行四邊形的判定條件)

• 09 Applications of Trigonometry(三角比的應用)

  • Inclination and Gradient(傾角和斜率)
  • Contour(等高線)
  • Angle of elevation and Angle of depression(仰角和俯角)
  • Bearings(方位)
  • Bearings 方位
  • Bearings (Animated) 方位(動畫)
  • Combined Quiz on Bearings 方位：合併測驗
  • Quiz on True Bearings 真方位角：測驗

• 10 Coordinate Geometry of Straight Lines(直線的坐標幾何)

  • Distance(距離公式)
  • Slope(斜率公式)
  • Meaning of Slope 斜率的意義
  • Distance between Two Points 兩點距離
  • Rotation in Cartesian Plane
  • Quiz on Mid-point 中點：測驗
  • Slope 斜率

• 11 Probability(概率)

  • Expectation Value 期望值
  • Simulation of Rolling Dices 模擬投擲骰子
  • flipping a coin
  • Possible Outcomes of Rolling Two Dices 投擲兩枚骰子的可能結果