A shape with no angles or inclinations is called an 'agonic' which comes from the Greek language.
hexagon
a pretty wierd shape
pentagon
It is an undecagon
A plane shape with these characteristics is a "hexagon".
hexagon
a pretty wierd shape
right angles
Acute angles
It is a hexagon with two right angles: there is no special name for such a shape.
An irregular polygon.
octagon
pentagon
It is an undecagon
A plane shape with these characteristics is a "hexagon".
It is an isosceles trapezoid
A better name for "corners" would be angles, but the shape's name would be a hexagon