This week we have been learning about circumference and the area of a circle. we have also learnt about Pi. Pi is the circumference of any circle divided by its diameter. The number Pi, denoted by the Greek letter π - pronounced 'pie', is one of the most common constants in all of maths. It is the circumference of any circle, divided by its diameter. 3.14 is the number that never repeats but never ends. Here are some of the basics that you will need to know.
Pi is written like this:(π)
Pi is always 3.14
Circumference: C
Area: A
Diameter: D
Radius: R
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