A trapezium has 4 sides
no it is not
None or 2, depending upon the trapezium.
a crescent has 19 sides
how many sides does an polygonshave
10 sides.
There is no formula for how many sides there are in a polygon; the name of the polygon shows how many sides it has.
How many sides does a Decahedron Have
3Three.
"no" sides.
Polygon means "many sides."
4 sides
how many sides convex quadilaterals have