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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)

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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)

Rotate to landscape screen format on a mobile phone or small tablet to use the **Mathway** widget, a free math problem solver that **answers your questions with step-by-step explanations**.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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