The diagram shows one way in which a 3 × 10 rectangle can be tiled by 15 rectangles of size 1×2. Since this tiling has no symmetry, we count rotations and reflections of this tiling as different tilings.
How many different tilings of this 3 × 10 rectangle are possible?
The diagram shows one way in which a 3 × 10 rectangle can be tiled by 15 rectangles of size 1×2.
Since this tiling has no symmetry, we count rotations and reflections of this tiling as different tilings.
How many different tilings of this 3 × 10 rectangle are possible?