The basic formula for calculating the area of a rectangle in Excel is length * height. Thus, the syntax of the formula for finding the area of a rectangle in Excel would become: You could use the Fill ...

TRIANGLE: Now he's 4 cm high and 3 cm wide, like me. He's 12 square cm, so I must be half that… 6 square centimetres! And whatever shape I am it still works! RECTANGLE: You're just really embarrassing ...

The perimeter is the distance around the outside of a 2D shape. The distance can be measured in units like millimetres, centimetres, metres and kilometres. To work out the perimeter, add up the ...