The number of lines of symmetry in a regular polygon with n sides is equal to n if n is even, and n/2 if n is odd.
In this case, the regular polygon has 20 sides, which is even.
Therefore, the number of lines of symmetry is 20.
Therefore, the answer is A. 20.
how many limes of symetry are found in a regular polygon with 20 sides
A.20
B.40
C.60
D.80
1 answer