Symmetry group pm/II reflects alternate columns of tiles horizontally as shown below.
Pattern 1-4M-3-3/pm/II reflects alternate columns of Block 1-4M-3-3 as shown below.
Pattern 1-4M-3-3/pm/II is a 6-shape tessellation.
Symmetry group pm/II reflects alternate columns of tiles horizontally as shown below.
Pattern 1-4M-3-3/pm/II reflects alternate columns of Block 1-4M-3-3 as shown below.
Pattern 1-4M-3-3/pm/II is a 6-shape tessellation.