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The angles P, Q, R and S of a quadrilate...

The angles P, Q, R and S of a quadrilateral are in the ratio 1:3:7:9. Then PQRS is a

A

parallelogram

B

trapezium with PQ || RS

C

trapezium with QR||PS

D

kite

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NCERT EXEMPLAR-UNDERSTANDING QUADRILATERALS AND PRACTICAL GEOMETRY-EXERCISE
  1. Two adjacent angles of a parallelogram are in the ratio 1:5. find all ...

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  2. A parallelogram PQRS is constructed with sides QR = 6 cm, PQ = 4 cm an...

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  3. The angles P, Q, R and S of a quadrilateral are in the ratio 1:3:7:9. ...

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  4. PQRS is a trapezium in which PQ||SR and angleP=130°, angleQ=110°. Then...

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  5. The number of sides of a regular polygon whose each interior angle is ...

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  6. If diagonal of a quadrilateral bisects each other at right angles then...

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  7. To construct a unique parallelogram, the minimum number of measurement...

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  8. To construct a unique rectangle, the minimum number of measurements re...

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  9. fill in the blanks to make the statements true In quadrilateral HOPE, ...

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  10. fill in the blank to make the statements true In quadrilateral ROPE, t...

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  11. fill in the blank to make the statements true In quadrilateral WXYZ, ...

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  12. fill in the blank to make the statement true The diagonals of the qua...

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  13. fill in the blank to make the statement true The sum of all of a quad...

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  14. The measure of each exterior angle of a regular pentagon is .

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  15. Sum of the interior angles of a hexagon is .

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  16. The measure of each exterior angle of a regular polygon of 18 sides is...

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  17. The number of sides of a regular polygon, where each exterior angle ha...

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  18. fill in the blank to make the statement true is a closed curve entire...

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  19. A quadrilateral that is not a parallelogram but has exactly two opposi...

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  20. The measure of each angle of a regular pentagon is .

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