On a map with a scale of 1:20000, the length of a rectangular land is 3cm and the width is 2cm. What is the actual area of this land?

On a map with a scale of 1:20000, the length of a rectangular land is 3cm and the width is 2cm. What is the actual area of this land?

Length = 3 × 20000 △ 100 = 600m
Width = 2 × 20000 △ 100 = 400m
Area = 600 × 400 = 240000 square meters = 24 hectares