A ten sided shape
That depends. What most people describe as a typical star has 5 points with 2 sides to each point, which would be 10 sides. In that case, yes, it would be a decagon.
It depends on whether or not the decagon is a perfect decagon or a complex decagon. However, a perfect decagon has no acute angles.
decagon
Decagon
The anwser is a Decagon.
No, a decagon is not a quadrilateral.
Decogon * * * * * A decagon, actually.
Decagon
Decagon.
it's a decagon.
yes a decagon can tile!!!!!!!!!!