2-dimensional shapes - Edexcel 2-dimensional ... 3D shapes can be viewed from different points. Circles, sectors and arcs - Edexcel The circumference of a circle is its outside edge, and is ...
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.