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A quadrilateral is a parallelogram, if i...

A quadrilateral is a parallelogram, if its one pair of opposite sides are equal and parallel.

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Fill ups If one pair of opposite sides are equal and parallel, then the figure is……………

Fill ups A quadrilateral is a parallelogram if both pairs of opposite angles is………………. .

Write the following statement in the form “if-then” A quadrilateral is a parallelogram if its diagonals bisect each other.

Draw a rough figure of a quadrilateral that is not a parallelogram but has exactly two opposite angles of equal measure.

Fill ups In a parallelogram the opposite sids are……………. .

Apply vectors to prove that if a pair of opposite sides of quadrilateral are equal and parallel, then the figure is a parallelogram.

MBD-Quadrilaterals-Exercise
  1. If diagonals of a quadrilateral bisect each other at right angles, the...

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  2. A quadrilateral is a parallelogram, if its one pair of opposite sides ...

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  3. The diagonals of a rectangle are of the equal length.

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  4. The diagonals of a rhombus are perpendicular to each other .

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  5. If the diagonals of a parallelogram are perpendicular, then it is a rh...

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  6. Diagonal AC of a parallelogram ABCD bisects /A (See fig.) . Show that ...

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  7. Diagonal AC of a parallelogram ABCD bisects /A (See fig.) . Show that ...

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  8. ABCD is a rhombus. Show that the diagonal AC bisects /A as well as /C ...

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  9. ABCD is a rectangle in which diagonal AC bisects /A as well as /C. Sho...

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  10. ABCD is a rectangle in which diagonal AC bisects /A as well as /C. Sho...

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  11. In parallelogram ABCD, two points P and Q are taken on diagonal BD suc...

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  12. In parallelogram ABCD, two points P and Q are taken on diagonal BD suc...

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  13. In parallelogram ABCD, two points P and Q are taken on diagonal BD suc...

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  14. In parallelogram ABCD, two points P and Q are taken on diagonal BD suc...

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  15. In parallelogram ABCD, two points P and Q are taken on diagonal BD suc...

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  16. ABCD is a parallelogram and AP and CQ are the perpendiculars from vert...

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  17. ABCD is a parallelogram and AP and CQ are the perpendiculars from vert...

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  18. In Delta ABC and Delta DEF , AB = DE, AB|| DE, BC = EF and BC|| EF. Ve...

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  19. In Delta ABC and Delta DEF , AB = DE, AB|| DE, BC = EF and BC|| EF. Ve...

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  20. In Delta ABC and Delta DEF , AB = DE, AB|| DE, BC = EF and BC|| EF. Ve...

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