BMAT 2011 · Question 12 · Spatial
SaveThis is the floor of a room in my house, which is tiled with 81 tiles of the same size.

How many different types of individual tile are there on this floor? (Tiles may be rotated.)
BMAT 2011 · Question 12 · Spatial
SaveThis is the floor of a room in my house, which is tiled with 81 tiles of the same size.

How many different types of individual tile are there on this floor? (Tiles may be rotated.)