Mathematics
ABCD is a rectangle. To make it a square which of the following condition(s) must be satisfied:
AC = BD
AC ⊥ BD
Diagonals bisect each other
AB = CD
Quadrilaterals
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Answer
In a rectangle ABCD, we know that AB = CD and BC = DA. Additionally, AB ⊥ BC and BC ⊥ CD.
For ABCD to be a square, its diagonals must be perpendicular to each other.
Hence, option 2 is the correct option.
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