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a square
Two pairs of touching sides are the same length. The diagonals meet at right angles. Opposite sides are not parallel.
A rectangle.
It is a rhombus
The sides of a rhombus must all be the same length, but the angles do not need to be the same. The result is a diamond shape where the diagonals can be two different lengths.
a square
a pentagon
A rectangle (or square), isosceles trapezium and some kites.
Two pairs of touching sides are the same length. The diagonals meet at right angles. Opposite sides are not parallel.
A rectangle has 2 pairs of parallel sides and its diagonals are of equal length but do not cross each other at 90 degrees
A rectangle.
It is a rhombus
The sides of a rhombus must all be the same length, but the angles do not need to be the same. The result is a diamond shape where the diagonals can be two different lengths.
triangle
A square and a rectangle have diagonals of equal lengths
A Rectangle.
not in all shapes.