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A B C D is a parallelogram X and Y are t...

`A B C D` is a parallelogram `X` and `Y` are the mid-points of `B C` and `C D` respectively. Prove that `a r( A X Y)=3/8a r(^(gm)A B C D)`

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`In /_BCD`
X and Y are midpoint of sides BC and CD
XY||BD and XY=1/2BD
`ar(/_CXY)=1/4*ar(/_ABC)`
`ar(/_CYX)=1/8*ar(paral l elogram ABCD)-(1)`
ParallelogramABCD and `/_ABX`
AD||BX
`BX=1/2BC`
...
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RD SHARMA ENGLISH-AREA OF PARALLELOGRAMS AND TRIANGLES-All Questions
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  2. In Figure, A B C D is a parallelogram. Prove that: a r( B C P)=a r( D ...

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  3. A B C D is a parallelogram X and Y are the mid-points of B C and C D r...

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  6. O is any point on the diagonal B D of the parallelogram A B C D. Prove...

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  9. Prove that two triangles having the same base and equal areas lie betw...

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  12. Diagonals A C and B D of a quadrilateral A B C D intersect at O in suc...

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  13. Let A B C D be a parallelogram of area 124c m^2dot If E and F are the ...

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  14. If A B C D is a parallelogram, the prove that a r( A B D)=a r( B C D...

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  15. Triangles on the same base and between the same parallels are equal ...

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  16. Triangles having equal areas and having one side of one of the trian...

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  17. In Figure, A B C D is a parallelogram and E F C D is a rectangle. Al...

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  18. If E ,F ,G and H are respectively the mid-points of the sides of a ...

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  19. In Figure, P is a point in the interior of a parallelogram A B C D . S...

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  20. In Figure, P Q R S and A B R S are parallelograms and X is any point o...

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