Higher Maths
Tangents to a circle

Using properties of tangency in the solution of a problem

Determining the intersection of circles or a line and a circle
USEFUL LINKS
The Circle Notes from the Board Part 1
The Circle Notes from the Board Part 2
HegartyMaths  Lessons on the Equation of a Circle
hsn.uk.net Notes on the Circle
Exam Questions
2015 Paper 1
2017 Paper 1
2017 Paper 2
2016 Paper 1