A collection of videos, activities and worksheets that are suitable for A Level Maths.
Equation of Tangent to a Circle : C2 Edexcel June 2010 Q10(b)
The circle C has centre A(2,1) and passes through the point B(10,7)
(a) Find an equation for C.
The line l1 is the tangent to C at point B.
(b) Find an equation for l1.
Tangents : Equation of a tangent to a Circle
Find the equation of the tangent to the circle
x2 + y2 + 10x + 2y + 13 = 0 at the point (-3,2)
Core 2 - Coordinate Geometry (The Equation of a Circle) - Basic Introduction
Coordinate Geometry - Circle, Tangents : C2 Edexcel January 2011 Q9
The points A and B have coordinate (-2,11) and (8,11) respectively?
Given that AB is a diameter of circle C.
(a) show that the centre of C has coordinates (3,6).
(b) find an equation for C.
(c) Verify that the point (10,7) lies on C.
(d) Find an equation to the tangent at C at the point (10,7), giving your answer in the form y = mx + c, where m and c are constants.
Try the free Mathway calculator and
problem solver below to practice various math topics. Try the given examples, or type in your own
problem and check your answer with the step-by-step explanations.
We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.