compared to 7 meters squared, yes... but not compared to a billion meters squared
7
2401 m.sq
It is 28 metres.
49 meters squared.
The length of each side is seven (7) meters.
7 squared = 49
25 squared plus 49 squared is equal to 3,026.
42
10
42
315 meters squared = 3,391 in feet squared.
7 squared is 49 and 5 squared is 25. So the difference is 49-25=24