They are endecagons (or hendecagons).
No but they are all quadrilaterals
Quadrilateral.
All 7 sided shapes are called heptagons.
If all the sides are straight lines, then they are known as polygons.
There are infinitely many of them and they are collectively known as polygons.
No because all 4 sided shapes are quadrilaterals which includes parallelograms
No because all 4 sided shapes are called quadrilaterals which includes parallelograms
All 4 sided shapes are quadrilaterals
Polygons.
They are nonagons
no
Yes all 4 sided quadrilaterals will tessellate
No but they are all quadrilaterals
Hendecagon is 11. Dodecagon is 12.
Quadrilateral.
Hexadecagon.
Quadrilaterals