A 10 sided polygon is called a decagon (deca meaning 10).
There is no specific name for such a shape.
A shape with three linear sides and one curved side can be drawn, but such a shape has no specific name.
hectagon
Decagon
A decagon.
A decagon
10 side shape i think
A 10-sided shape is a decagon.
A 7 sided shape is a heptagon
dodecagon
Decagon
pentadecahedron
An octagon.
pentagon
hexagon
heptagon
nonagon