First, bring the rectangle to its true size. You can do this by multiplying each side by the ratio 8ft/5cm. This is to remove centimetres from the equation.
22 * 8 / 5 = 35.2 feet
14 * 8 / 5 = 22.4 feet
Next, you can multiply the two sides together to get your area, which is 788.48 feet squared.
