I can easily imagine the area of a tennis court, far moreso than the size given (in square meters, no less! <s> I live in a country that uses Freedom Units! </

I can easily imagine the area of a tennis court, far moreso than the size given (in square meters, no less! <s> I live in a country that uses Freedom Units! </s>). Then, in my head, I can imagine what this area would look like as a wall.