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In the adjoining figure, show that ABCD ...

In the adjoining figure, show that ABCD is a parallelogram.
Calculate the area of ||gm ABCD.

Text Solution

Verified by Experts

The correct Answer is:
`35cm^(2)`
`angleABD=angleBDC=90^(@)" " ("corresponding " angle)`.
`therefore "AB||DC. Also, " AB = DC `
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RS AGGARWAL-AREAS OF PARALLELOGRAMS AND TRIANGLES -Exercise 11
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  2. In the adjoining figure, show that ABCD is a parallelogram. Calculat...

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  3. In a parallelogram ABCD, it is being given that AB = 10 cm and the alt...

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  4. The lengths of the diagonals of a rhombus are 12 cm and 16 cm. Find th...

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  5. Find the area of a trapezium whose parallel sides are 9 cm and 6cm re...

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  6. Calculate the area of quad. ABCD, given in til (ii) Calculate the area...

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  7. In the given figure, ABCD is a trapezium such that AL bot DC and BM bo...

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  8. BD is one of the diagonals of a quad. ABCD. If ALbotBD and CMbotBD, sh...

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  9. ABCD is a parallelogram and X is the mid-point of AB. (AXCD)= 24 cm^(2...

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  10. In the adjoining figure, ABCD is a quadrilateral in which diag. BD = 1...

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  11. P and Q are any two points lying on the sides DC and AD respectively ...

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  12. In the adjoining figure, MNPQ and ABPQ are parallelogram and T is any ...

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  13. Assertion (A) : In a trapezium ABCD, we have AB ||DC and the diagonals...

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  14. In figure, if DEabs()BC, then find the ratio of ar (DeltaADE) and ar(D...

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  15. Show that a median of a triangle divides it into two triangles of e...

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  16. A diagonal of a parallelogram divides it into two triangles of equal a...

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  17. In Fig. 9.24, ABC and ABD are two triangles on the same base AB. If l...

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  18. The points D and E are respectively located on AB and AC on the sides ...

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  19. O is the any point on diagonal PR of parallelogram PQRS. Prove that Ar...

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  20. In the adjoining figure, the diagonals AC and BD of a quadrilateral AB...

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