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

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

A

`(pi d^2`)/4`

B

`pi r^2`

C

`(pi d^2`)/14`

D

all

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BEYOND PUBLICATION-TANGENTS AND SECANTS TO CIRCLE-EXERCISE
  1. Choose the correct answer and give justification for each . The ang...

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

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

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

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

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

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  7. Each angle in a square is ……

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

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  9. Perimeter of semicircle is …………….. Units .

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

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  11. In the figure, a =……………….

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  12. Perimeter of sectors = ……………….

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

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

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

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

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

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

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

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  20. In the figure, P is called ………….

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