IB DP Maths: AI HL復習筆記3.5.1 Voronoi Diagrams
Drawing Voronoi Diagrams What are Voronoi Diagrams? A?Voronoi diagram?shows the region containing the set of all points which are?closer?to one given?site?than to any other?site?on the diagram A?si...
IB DP Maths: AI HL復習筆記3.4.3 Solving Trigonometric Equations
Graphs of Trigonometric Functions What are the graphs of trigonometric functions? The trigonometric functions sin, cos and tan?all have special?periodic graphs You’ll need to know their properties ...
亞洲留學成為中國家庭的大熱門！
說到留學，很多同學的第一反應可能是英澳美加等傳統留學目的地。不過一場席卷全球的疫情過后，亞洲留學成為中國家庭的大熱門！ 前段時間，《2022中國留學白皮書》發布，數據顯示，新加坡、日韓、中國香港等亞洲求...
IB DP Maths: AI HL復習筆記3.4.2 Simple Identities
Simple Identities What is a trigonometric identity? They are used to help simplify trigonometric equations before solving them Sometimes you may see identities written with the symbol?≡ This means ...
IB DP Maths: AI HL復習筆記3.4.1 The Unit Circle
Defining Sin, Cos and Tan What is the unit circle? The unit circle is a circle with radius 1 and centre (0, 0) Angles are always measured from the positive x-axis and turn: anticlockwise?for?positi...
周杰倫《最偉大的作品》霸屏！致敬藝術探索人文情懷，國際寫作競賽了解一下！
被“催更”6年 周杰倫的歌迷們終于迎來了“新春” 新專輯《最偉大的作品》先行曲MV上線 短短1小時點贊量突破百萬 上線8小時播放量突破1.5億 微博文娛榜更是占據半壁江山 01致? 敬 —— 傳 世 的Locations、不 朽 的Mast...
IB DP Maths: AI HL復習筆記3.3.3 Applications of Trigonometry & Pythagoras
Bearings What are bearings? Bearings?are a way of describing and using?directions?as?angles They are specifically defined for use in navigation because they give a precise?location?and/or?direction...
IB DP Maths: AI HL復習筆記3.3.2 Non Right-Angled Trigonometry
Sine Rule What is the sine rule? The sine rule allows us to find missing side lengths or angles in?non-right-angled triangles It states that for any triangle with angles?A, B?and?C Where a?is the s...
IB DP Maths: AI HL復習筆記3.3.1 Pythagoras & Right-Angled Triganometry
Pythagoras What is the Pythagorean theorem? Pythagoras’ theorem is a formula that works for?right-angled triangles?only It states that for any right-angled triangle, the?square of the hypotenuse is...
IB DP Maths: AI HL復習筆記3.2.2 Volume & Surface Area
Volume of 3D Shapes What is volume? The volume of a 3D shape is a measure of how much 3D space it takes up A 3D shape is also called a?solid You need to be able to calculate the volume of a number ...
IB DP Maths: AI HL復習筆記3.2.1 3D Coordinate Geometry
3D Coordinate Geometry How does the 3D coordinate system work? In three-dimensional space we can label where any object is using the?x-y-z?coordinate system In the 3D cartesian system, the?x-?and?y...
IB DP Maths: AI HL復習筆記3.1.3 Arcs & Sectors
Length of an Arc What is an arc? An arc is a part of the?circumference?of a circle It is easiest to think of it as the crust of a single slice of pizza The length of an arc depends of the size of t...
