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

In the given figure, O is the centre of the circle and `angleAOC = 100^(@)`. Find the ratio of `angleADC : angleABC` :

A

`5:6`

B

`1:2`

C

`5:13`

D

none of the above

Text Solution

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The correct Answer is:
C
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ARIHANT SSC-GEOMETRY-INTRODUCTORY EXERCISE - 12.5
  1. In the given figure, angleCOB = 40^(@), AB is the diameter of the circ...

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

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

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

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

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

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

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  8. In the given figure, ABC is an isosceles triangle in which AB = AC and...

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  9. In the given figure, AB is the diameter. angleBAD = 70^(@)and angleDBC...

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  10. Find the value of angleDCE :

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  11. 'O' is the centre of the circle, line segment BOD is the angle bisecto...

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  12. In the given figure, O is the centre of the circle and angleACB=25^@ F...

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  13. In Fig, O is the center of the circle. Find the angle of triangleABC.

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  14. In the given figure, O is the centre of the circle. AB is tangent. AB ...

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  15. In the given figure, PQ is the tangent of the circle. Line segment PR ...

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  16. In the given figure, there are two circles with the centres O and O' t...

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  17. In the given figure, PAQ is the tangent. BC is the diameter of the cir...

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  18. ABCD is a cyclic quadrilateral PQ is a tangent at B. If angleDBQ = 65^...

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  19. In the given figure, AP = 2 cm, BP = 6 cm and CP = 3 cm. Find DP :

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  20. In the given figure, "AP = 3 cm, BA = 5 cm and CP = 2 cm". Find CD :

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