How to Calculate Area and Circunference of Circles - Help with IGCSE GCSE Maths

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How to calculate the Circumference and Area of Circles

Two frequently returning formula's in all sorts of questions on IGCSE GCSE Maths exam are those of how to find the area or the circumference of a circle. Make sure to understand the language used and to be able to use it appropriately. Study all the tutorial videos during your maths revision to enable yourself to confidently work with these important formulas. I will explain to you step by step how to calculate the circumference and area of circles and guide you through many example maths questions. I have also included an investigation which will show us what is meant with pi and what its value roughly is (second video). Good luck and have fun!!

Introducing the language

If you want to understand how to calculate the circumference and area of circles, then you need to know the language involved. Do yourself a huge favour and check these two videos during your maths revision. I will explain to you what the radius, diameter and much more is and explain what pi is!

Introducing the Formulae

Check the next video in which I will introduce and explain the formulas to calculate the circumference and area of circles. It is important to know these formulas if you want to pass your maths exam so study the video carefully!

How to calculate the Circumference of a Circle

Here I will explain to you step by step how to calculate the circumference of a cricle. Study the first video first after which you should try to solve the example questions.

The best way to learn and understand maths is by solving many example questions. Check both videos below during your maths revision and learn how to calculate the circumference of a circle. Make sure to study both maths videos for the second one will give you the circumference which you have to use to calculate the radius. Good luck and let me know if you need more help with your maths!

How to calculate the Area of a Circle

Study the next videos carefully during your maths revision. I will explain to you how to calculate the area of circles. Make sure to check all maths videos for every video will become a little bit more difficult. You will understand how to calculate the area of a circle of you start at the beginning and work yourself towards the end. Let me know if you need more help!

Solve the following example questions which are typical exam questions involving the area of circles. Find out if you already understand how to calculate the area of circles or need more help with your maths.

Congratulations! You now understand how to calculate the circumference and area of circles which is important if you want to pass your IGCSE GCSE Maths exam. Continue with your revision and follow the link. I will explain to you what arc length and sector area are and how to calculate them. Hope to see you there!

Pass your maths exam!

Follow these links during your maths revision to more pages where I explain maths especially for you!

Everything you need to pass your maths exam on one website! Follow these links during your maths revision and understand maths better. You will find all topics explained and supported by plenty of example questions. Let me know if you need more help with your maths. I will be glad to answer your questions! Good luck and have fun!

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