It may also be helpful to understand π (pi) and the circumference of a circle. The formula for the area of the circle is 𝑨 = π𝒓². To work out the area of a circle: Find the value of the ...

It is another name for the perimeter of a circle. The circumference of a circle is calculated using the formula: \(\text{circumference} = \pi \times \text{diameter}\) This number is Pi.