# Math

posted by
**Crystal**
.

Why wonâ€™t a regular octagon tessellate the plane by itself? Describe a combination of a regular octagon and another regular polygon that will tessellate the plane.

posted by
**Crystal**
.

Why wonâ€™t a regular octagon tessellate the plane by itself? Describe a combination of a regular octagon and another regular polygon that will tessellate the plane.