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In Figure, A B C D is a trapezium in whi...

In Figure, `A B C D` is a trapezium in which `A B || D C` and `D C=40c m` and `A B=60c m`. If `X` and `Y` are, respectively, the mid-points of `A D` and `B C` , prove that :
(i) `X Y=50c m`
(ii) `a r(t r a pD C Y X)=9/(11)a r(t r a p(X Y B A)`.

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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 trapezium in which A B D C and D C=40c m and ...

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  3. In Figure, A B C D is a trapezium in which A B || D C and D C=40c m an...

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  12. In Figure A B C D\ a n d\ A E F D are two parallelograms. Prove that: ...

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  14. In Figure, A B C D is a parallelogram. O is any point on A C.P Q\ ||...

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  18. In a \ A B C , If L\ a n d\ M are points on A B\ a n d\ A C respecti...

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  20. In Figure, A B C is a right triangle right angled at A ,\ B C E D ,...

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