1440
it has 180 degrees
Its not a do-decagon its a dodecahedran!!
It depends on whether or not the decagon is a perfect decagon or a complex decagon. However, a perfect decagon has no acute angles.
There are 1440 degrees in a decagon.
A decagon has ten vertices.
A decagon has 10 sides.
A decagon has 10 sides
A decagon has 10 vertices.
There are 10 sides on a decagon
A decagon can have eight or more triangles - up to infinitely many.
There are 35 diagonals in a 10 sided decagon
A decagon has 10 sides. It also have 10 angles.