Course Circles Circle || 3.2 circles 9 Key Skills Watch Introduction Key Skills Expand All | Collapse All Finding the radius and the centre || KS#1 Finding the radius and centre by completing the square || KS#2 Equation of the Circle || KS#3 5 Exam Questions Edexcel Internal Review Q15 2004 Jan C2 Q1 2006 Jan C2 Q3 2007 Jan C2 Q3 2012 Jan C2 Q2 Points of Intersection || KS#4 3 Exam Questions Q10 Edexcel Internal Review 2011 June C2 Q4 2012 June C2 Q3 Finding the Equation of Radii and Tangents to Circles || KS#5 5 Exam Questions Edexcel Internal Review Q16 2005 June C2 Q8 2006 June C2 Q7 2008 June C2 Q5 2011 Jan C2 Q9 Tangents to Circles || KS#6 4 Exam Questions 2003 Jan C2 Q19 2008 Jan C2 Q8 2013 Jan C2 Q5 2013 June C2 Q10 Tangents from a Common Point || KS#7 1 Exam Question 2010 Jan C2 Q2 Intersecting Chords and Diameter || KS#8 2 Exam Questions 2007 June C2 Q7 2010 June C2 Q1 Triangle Inscribed in the a Semi Circle || KS#9 6 Exam Questions Edexcel Mock Exam Q6 2009 Jan C2 Q5 2009 June C2 Q6 Edexcel Internal Review Q12 Edexcel Internal Review Q14 2003 June C2 Q3