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Three angles of a quadrilateral are 80^...

Three angles of a quadrilateral are `80^(@), 95^(@) and 112^(@)`. Its fourth angle is

A

`78^(@)`

B

`73^(@)`

C

`85^(@)`

D

`100^(@)`

Text Solution

Verified by Experts

The correct Answer is:
B
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RS AGGARWAL-QUADRILATERALS-Multiple Choice Questions (Mcq)
  1. Three angles of a quadrilateral are 80^(@), 95^(@) and 112^(@). Its f...

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  2. The angles of a quadrilateral are in the ratio 3:4:5:6. The largest o...

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  3. ABCD is a rhombus such that angle ACB = 50^(@). " Then. " angle ADB= ?

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  4. In which of the following figures are the diagonals equal ?

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  5. Prove that; If the diagonals of a quadrilateral bisect each other at r...

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

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  7. Each side of a rhombus is 10cm. If one of its diagonals is 16cm fin...

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

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  9. If ABCD is a parallelogram with two adjacent angles angle A = angle B...

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  10. In a quadrilateral ABCD, AO and BO are the bisectors of angle A and an...

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  11. The bisectors of any two adjacent angles of a parallelogram intersect ...

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  12. The bisectors of the angle of a parallelogram enclose a parallelogr...

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  13. If bisectors of angle A and angle B of a quadrilateral ABCD intersect ...

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  14. The figure formed by joining the mid-points of the adjacent sides o...

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  15. Show that the quadrilateral, formed by joining the mid-points of the s...

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  16. The figure formed by joining the mid-point of the adjacent sides of...

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  17. The figure obtained by joining the mid-points of the adjacent sides of...

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  18. The figure formed by joining the mid-points of the adjacent sides of...

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  19. The quadrilateral formed by joining the midpoints of the sides of a qu...

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  20. The quadrilateral formed by joining the midpoints of the sides of a qu...

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