You can 
put this solution on YOUR website! 
Hi, there--
AREA means the space inside the garden. The formula for finding the area of a rectangular 
garden is 
[AREA] = [LENGTH] * [WIDTH]
Area = [20 meters] * [12 meters]
Area = 240 square meters
Notice that when we calculate the are, the units change from meters to square meters.
~Mrs. Figgy