The properties of square of parallelogram are
1) The angle between two adjacent sides is 90°.
2) The length of all sides are the same.
3) The length of diagonals are the same.
What is diagonal?
A diagonal in geometry is a line segment that connects two polygonal or polyhedral vertices when they are not on the same edge. Any sloping line is known as a diagonal informally.
The number of arms of a square is 4.
The sides of a square is the same. The square made of equal length arms.
Each side of the square perpendicular to each other. Thus the angle between two adjacent sides is 90°.
The number of diagonals is two.
The diagonals bisect each other at 90°.
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