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More Lessons for A Level Maths

Math Worksheets

Examples, solutions, videos, activities and worksheets that are suitable for A Level Maths.

How to find the equation of the circle given 3 points on the Circumference?

**Equation of a circle**

Example:

Find the equation of a circle with centre (4,-2) and radius 3.**Equation of a Circle given 3 points on the Circumference**

Example:

Find the equation of a circle given 3 points on the circumference: (-1.5), (3,5), (3,-1)**Example 2 : Equation of a Circle given 3 points on the Circumference**

Example:

Find the equation of a circle given 3 points on the circumference: (-2.2), (5,1), (-2,-6)

**Equation of a Circle : C2 Edexcel June 2012 Q3(a)(b)**

Example:

The circle C with centre T and radius r has equation

x^{2} + y^{2} - 20x - 16y + 139 = 0

(a) Find the coordinates of the centre of C.

(b) Show that r = 5.**Equation of a Circle : C2 Edexcel June 2010 Q10(a)**

Example:

The circle C has centre A(2,1) and passes through the point B(10,7).

Find an equation for C.**A-Level Maths Edexcel C2 January 2007 Q3**

Equation of a circle given 2 points on the diameter.

Example:

Find the equation of a circle given 2 points on the diameter: (-1,4) and (3,6)

More Lessons for A Level Maths

Math Worksheets

Examples, solutions, videos, activities and worksheets that are suitable for A Level Maths.

How to find the equation of the circle given 3 points on the Circumference?

Example:

Find the equation of a circle with centre (4,-2) and radius 3.

Example:

Find the equation of a circle given 3 points on the circumference: (-1.5), (3,5), (3,-1)

Example:

Find the equation of a circle given 3 points on the circumference: (-2.2), (5,1), (-2,-6)

Example:

The circle C with centre T and radius r has equation

x

(a) Find the coordinates of the centre of C.

(b) Show that r = 5.

Example:

The circle C has centre A(2,1) and passes through the point B(10,7).

Find an equation for C.

Equation of a circle given 2 points on the diameter.

Example:

Find the equation of a circle given 2 points on the diameter: (-1,4) and (3,6)

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