2
Two tiles can only make one rectangle.
How long is the rectangle? If the rectangle is only one tile long, then it will take 20 tiles.
4 times the number of tiles in the length of the rectangle.
at least 650 tiles with increments of 25 depending on how long a rectangle.
no but try 22 tiles into 7 rows.
2
you need to lay them in a single file line
Two tiles can only make one rectangle.
How long is the rectangle? If the rectangle is only one tile long, then it will take 20 tiles.
4 times the number of tiles in the length of the rectangle.
at least 650 tiles with increments of 25 depending on how long a rectangle.
5 x 8 = 40, so 40 tiles are in this rectangle.
one tiles
18
25
36