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06-02-2018
Mathematics

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explain how you can determine without measuring angles whether a quadrilateral is a rectangle

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mathstudent55 mathstudent55

06-02-2018

If the diagonals of a quadrilateral are congruent, the quadrilateral is a rectangle.

Without measuring angles, measure instead the lengths of the two diagonals.
If the lengths are equal, the quadrilateral is a rectangle.

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