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If AP and AQ are the two tangents of a circle with centre 'O'. So that POQ = `110^@` then `angle PAQ`=……………….

A

`70^@`

B

`60^@`

C

`65^@`

D

`75^@`

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BEYOND PUBLICATION-TANGENTS AND SECANTS TO CIRCLE-EXERCISE
  1. In the figure XY and X'Y' are two parallel tangents to a circle with ...

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  2. Choose the correct answer and give justification for each . The ang...

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  3. If AP and AQ are the two tangents of a circle with centre 'O'. So that...

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  4. Area of circle interms of diameter is ………..

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  5. In the figure AP , = 12 cm , PB = 16 cm and pi=3 then perimeter of sh...

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  6. A bicycle wheel makes 75 revolutions per minute to maintain a speed of...

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  7. Angle described by hour hand in 12 hoours is ……..

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  8. Each angle in a square is ……

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  9. In the figure, the area of shaded region is……………..cm^2.

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  10. Perimeter of semicircle is …………….. Units .

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  11. In the figure the relation among a, b and c is…………

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  12. In the figure, a =……………….

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  13. Perimeter of sectors = ……………….

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  14. The radius of a circle is doubled then its area becomes ……………….. Time...

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  15. If two concentric circles, a chord of length 40 cm of larger circle be...

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  16. A chord of circle of radius 10 cm subtends a right angle at the centre...

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  17. Find the area of the shaded region in figure , where ABCD is a square ...

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  18. Calculate the area of the desigred region in figure , common between t...

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  19. If two tangents inclined at an angle of 60^(@) are drawn to a circle o...

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  20. A tangent to a circle is a line which …….. The circleexactly at one po...

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