Answer:
If a polygon does not have five angles, then it is not a pentagon.
Explanation:
The conditional statement is : if a polygon has five angles, then it is a pentagon.
The conditional statement is in the form of :
"If p, then q", then its inverse statement is in the form "If not p, then not q".
So, answer will be : If a polygon does not have five angles, then it is not a pentagon.