/information /verifyErrors The word in the example sentence would not match the entry term. The sentence incorporates offensive content. Cancel Submit Thanks! Your opinions might be reviewed. #verifyErrors information A the point wherever we to start with satisfied this formation it had been a hundred and twenty price in thickness; next up the rive

Any triangle or quadrilateral (even non-convex) can be used as a prototile to form a monohedral tessellation, often in multiple way. Copies of an arbitrary quadrilateral can form a tessellation with translational symmetry and a couple of-fold rotational symmetry with centres for the midpoints of all sides. For an asymmetric quadrilateral this tilin