No possible way to tell. It could be 1 meter by 18 meters, 2 meters by 9 meters, 3 meters by 6 meters, by , or any other of an infinity of other sets of dimensions. If you pick a small enough height (0.0064 millimeters), the length could stretch from LA to Chicago.
John
Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it