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In the above figure , O is the centre of...


In the above figure , O is the centre of the circle, AB and CD are diameters. `/_ COB =50^(@)=50^(@)` . If E is the midpoint of AF, then find `/_ ADF`

A

`65^(@)`

B

`55^(@)`

C

`70^(@)`

D

`50^(@)`

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The correct Answer is:
C
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ARIHANT SSC-GEOMETRY-INTRODUCTORY EXERCISE - 12.5
  1. If the diagonals of a cyclic quadrilateral are equal, then the quadril...

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  2. If the given figure, AB is diameter of the circle, C and D lie on the ...

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  3. In the above figure , O is the centre of the circle, AB and CD are dia...

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  4. The quadrilateral formed by the bisectors of the angles of a parallelo...

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  5. DeltaABC and DeltaDBC have a common base and drawn towards one sides. ...

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  6. In the given figure, angleBAC and angleBDC are the angles of same segm...

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  7. In the given figure, O is the centre of the clrcle. angleABO = 60^(@)....

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  8. In the figure ,find the value of x.

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  9. In the adjoining figure, O is the centre of the circle and D angleOBD ...

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  10. In the given figure, DeltaABC is an equilateral triangle. Find angleBE...

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  11. In the given figure, AB is the diameter of the circle. Find the value ...

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  12. In the given figure, ABCD is a cyclic quadrilateral and diagonals D bi...

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  13. In the given figure, ABCD is a cyclic quadrilateral and AB is diameter...

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  14. In the given figure, angleCOB = 40^(@), AB is the diameter of the circ...

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  15. In the given figure, O is the centre of circle. angleAOC = 120^(@). F...

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  16. In the given figure, O is the centre of the circle and angleAOC = 100^...

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  17. In the given figure, O is the centre of circle, angleAOB =100^(@). Fin...

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  18. In the given figure, AB is the diameter of the circle, angleADC = 120^...

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  19. In the given figure, O is the centre of the circle. angleAOB = 70^(@),...

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  20. In the given figure, angleCAB = 40^(@) and angleAKB = 105^(@). Find an...

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