Learn how to calculate the areas of rectangle, triangle, and circle in Excel for a single cell or range of cells usin this formula.

This distance is called the radius. Learn how to measure and calculate these, along with the area and diameter of a circle. Part of Maths Geometry and measure ...

GCSE AQA Circles, sectors and arcs - AQA Area of a circle Circles are 2D shapes with one side and no corners. The circumference is always the same distance from the centre - the radius. Sectors ...