To calculate the area of a rectangle in Excel, you need to multiply the length with height. That being said, use this formula: =<cell with length>*<cell with height>.

To calculate the area of a rectangle, you multiply the length by the width. 5cm × 8cm = 40cm² Remember, area is measured in square units, such as square centimetres (cm²) and square metres (m²).

Save guides, add subjects and pick up where you left off with your BBC account. A garden is in the shape of a rectangle measuring \(16.3m\) by \(12.4m\). The gardener marks out the two diagonals ...