Question

diagonals of a rectangle are of equal length (verify)
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Answer 1

Answer:

The diagonals of a rectangle are equal. Let ABCD be a rectangle. We prove that AC = BD. Hence AC = DB (matching sides of congruent triangles).

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• The opposite angles of a parallelogram are equal.
• The opposite sides of a parallelogram are equal.
• The diagonals of a parallelogram bisect each other