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Mathematics
9. Quadrilaterals and Parallelograms
Home · Class 9 · Mathematics · Ref. Book · 9. Quadrilaterals and Parallelograms
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Q5 of 109 Page 318

If the diagonals of a quadrilateral bisect each other at right angles, then the figure is a

As we know that from all the quadrilaterals given below the diagonals of rhombus bisect each other at right angles

Hence, option (D) is correct

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3

In the given figure, ABCD is a parallelogram in which ∠BAD = 75° and ∠CBD = 60°. Then, ∠BDC = ?

4

In which of the following figures are the diagonals equal?

6

The lengths of the diagonals of a rhombus are 16 cm and 12 cm. The length of each side of the rhombus is

7

The length of each side of a rhombus is 10cm and one of its diagonals is of length 16 cm. The length of the other diagonal is

Questions · 109
9. Quadrilaterals and Parallelograms
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