A shape with 5 angles has 5 sides, always. Pentagons have 5 sides, and 5 angles.
The following shape has three sides and the only angles are right angles. ----- | |___
A shape with 5 sides and 5 angles is a pentagon.
This Shape is a HEXAGON which has 6 sides and 6 angles.
A hexagon has 6 sides and 6 angles.
A plane shape with these characteristics is a "hexagon".
None. It is mathematically impossible.
A shape with six sides is a hexagon. A hexagon with all sides and angles equal is a regular hexagon.
An octagon has 8 sides and 8 angles.