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ABCD is a rhombus such that /ACB = 40^@....

ABCD is a rhombus such that `/_ACB = 40^@`. Then `/_ADB` is

A

`40^@`

B

`45^@`

C

`50^@`

D

`60^@`

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MODERN PUBLICATION-QUADRILATERALS-EXERCISE
  1. Three angles of a quadrilateral are 75^@, 90^@ and 75^@. The fourth an...

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  2. A diagonal of a rectangle is inclined to one side of the rectangle at ...

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  3. ABCD is a rhombus such that /ACB = 40^@. Then /ADB is

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  4. The quadrilateral formed by joining the mid-points of the sides of a q...

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  5. The quadrilateral formed by joining the mid-points of the sides of a q...

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  6. If angles A, B, C and D of the quadrilateral ABCD, taken in order, are...

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  7. If bisectors of /A and /B of a quadrilateral ABCD intersect each other...

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  8. If APB and CQD are two parallel lines, then the bisectors of the angle...

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  9. The figure obtained by joining the midpoints of the sides of a rhombus...

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  10. Dand E are the mid-points of the sides AB and AC of DeltaABC and O is ...

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  11. The figure formed by joining the midpoints of the sides of a quadrilat...

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  12. The diagonals AC and BD of a parallelogram ABCD intersect each other a...

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  13. Which of the following is not true for a parallelogram?

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  14. D and E are the mid-points of the sides AB and AC respectively of Delt...

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  15. The length of the diagonals of a rhombus are 24 cm and 32 cm. the peri...

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  16. Prove that the sum of the squares of the sides of a rhombus is equal t...

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  17. In the fig. ABCD is a parallelogram if angleADB=30^@ and angleDCB=80^@...

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  18. In a parallelogram PQRS, write the sum angles of P and Q.

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  19. The angle of a quadrilateral are in the ratio 1:3:5:6 find the greates...

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

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