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Examine whether the following points taken in order form a square.

( - 1, 2), (1, 0), (3, 2) and (1, 4)

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Yes it is a square..Frst you let all the points as ABCD then measure the distance between the AB Then BC Then CD if all the distance are coming same then it is a square..

no it is not necessary for a square all sides are equal, diagonals are equal all sides are perpendicular to each other and diagonals are perpendicular .

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