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Radius & Tangent What is the relationship between tangents and radii? A tangent is a line that touches a circle at a single point but doesn't cut across the circle A tangent to a circle ...
AQA A Level Maths: Pure复习笔记3.2.4 Angle in a Semicircle
Angle in a Semicircle What is the angle in a semicircle property? It is always possible to draw a unique circle through the three vertices of a triangle – this is called the circumcircle of ...
AQA A Level Maths: Pure复习笔记3.2.3 Bisection of Chords
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AQA A Level Maths: Pure复习笔记3.2.2 Finding the Centre & Radius
Finding the Centre & Radius How can I find the centre and radius from any form of the equation of a circle? A circle equation in a different form can always be rearranged into (x- a)2 + ...
AQA A Level Maths: Pure复习笔记3.2.1 Equation of a Circle
Equation of a Circle What do I need to know about the equation of a circle? A circle with centre (a, b) and radius r has the equation You need to be able to find the centre and radius of a ...
AQA A Level Maths: Pure复习笔记3.1.4 Modelling with Straight Lines
Modelling with Straight Lines What is modelling with straight lines? Modelling means applying the mathematics to a real-life situation The model is used to find or predict future values Mode...
学习了A-Level课程，是否可以申请美国的大学呢？
对于许多考虑更换国际赛道的同学和家长，有一个问题备受关注：学习了A-Level课程，是否可以申请美国的大学呢？ 答案显然是可以的。A-Level虽然是源自英国的课程，但美国大学也是接受并承认其考试成绩的。美国大学...
2022年秋季三大考试局IGCSE和A-Level考试时间已出炉！
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