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ABCD, DCFE and ABFE are parallelograms. ...


ABCD, DCFE and ABFE are parallelograms. Show that ar(ADE) = ar(BCF)

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ABCD and AEFD are two parallelograms Prove that: ar(triangleAPE) : ar(trianglePFA) = ar(triangleQFD): ar(triangle PFD)

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If E, F, G and H are respectively the mid-points of the sides of a parallelogram ABCD, show that ar(EFGH) =1/2 ar(ABCD).

In Fig. ABCD is a parallelogram. Prove that ar (DeltaACP) = ar (DeltaDPQ) .

In Fig. ABCD is a parallelogram. Prove that ar (DeltaBCP) = ar (DeltaDPQ) .

A point is taken on the side BC of a parallelogram ABCD. AE and DC are produced to meet at F. Prove that : ar(ADF) = ar(ABFC)

P,Q,R and S are the mid-poins of the sides AB,BC,CD and DA respectively of quad. ABCD. Show that PQRS is a parallelogram such that ar(||gmPQRS) = 1/2 ar(quad.ABCD)

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SWAN PUBLICATION-AREAS OF PARALLELOGRAMS AND TRIANGLES -EXERCISE 9.4
  1. Parallelogram ABCD and rectangle ABEF are on the same base AB and have...

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  2. In Fig ., D and E are two points on BC such that BD = DE = EC . Sh...

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  3. ABCD, DCFE and ABFE are parallelograms. Show that ar(ADE) = ar(BCF)

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  4. ABCD is a parallelogram and BC is produced to a point Q such that AD =...

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  5. ABC and BDE are two equilateral triangles such that D is the mid-point...

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  6. ABC and BDE are two equilateral triangles such that D is the mid-point...

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  7. In Fig ., ABC and BDE are two equilateral triangles such that ...

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  8. ABC and BDE are two equilateral triangles such that D is the mid-point...

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  9. ABC and BDE are two equilateral triangles such that D is the mid-point...

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  10. ABC and BDE are two equilateral triangles such that D is the mid-point...

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  11. Diagonals AC and BD of quadrilateral ABCD intersect each other at P. S...

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  12. P and Q are respectively the midpoints of sides AB and BC or a triangl...

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  13. P and Q are respectively the midpoints of sides AB and BC or a triangl...

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  14. P and Q are respectively the midpoints of sides AB and BC or a triangl...

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  15. In Fig ., ABC is a right triangle right angled at A. BCED , A...

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  16. In Fig ., ABC is a right triangle right angled at A. BCED , A...

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  17. In Fig ., ABC is a right triangle right angled at A. BCED , A...

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  18. In Fig ., ABC is a right triangle right angled at A. BCED , A...

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  19. ABC is a right triangle right angled at A. BCED, ACFG and ABMN are squ...

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  20. ABC is a right triangle right angled at A. BCED, ACFG and ABMN are squ...

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