square
Pentagon
Parallelogram
A regular pentagon.
No, they are not.
square
Pentagon
The diagonals of a rectangle aren't lines of symmetry unless it's square.
Parallelogram
A regular pentagon.
No, they are not.
There are no lines of symmetry; However, the lines opposite are parallel to each other
a square
The answer is any rectangle that is not a square: such a rectangle has two lines of symmetry, whereas a square has four.
An isosceles trapezoid.
square and rectangles are technicality squares
A rectangle.