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Download now on Google PlayA convex quadrilateral is a square with some special conditions as follows:

- A quadrilateral with four equal sides and four right angles makes a square.
- A rectangle with two adjacent equal sides.
- A rhombus with a right angle, all angles equal, equal diagonals.
- A parallelogram with one right angle and two adjacent equal sides makes a square.
- An isosceles trapezoid with equal diagonals, base angle equals.
- A Kite with two disjoint pairs of adjacent sides is equal.