1 is a square another is a rhombus thats all i can do
SORRY
A square
It is a square as square has 4 sides and all of them are equal. Also it has 4 corners.
Quadrilateral.
square
A square
Square, Rectangle, Rhombus & Parallelogram
square
A quadrilateral
A Rectangle
They are both shapes. they are both a quadrilateral. 4 corners and 4 sides.
See related link below for the pictures
The two quadrilaterals with equal sides are the rhombus and square.