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Area of a Circle

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More Lessons for Grade 4
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Examples, solutions, videos, games and songs to help Grade 4 students learn how to find the area of a circle.

The following diagram gives the formula for the area of a circle. Scroll down the page for more examples and solutions on how to use the formula.

area of circle formula

How to Find the Area of a Circle
Area Of A Circle
Use the formula, pi times radius squared to find the area of a circle.



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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