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

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

A

`(36 r)/7`

B

`18/7 r`

C

`9/17 r`

D

none

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BEYOND PUBLICATION-TANGENTS AND SECANTS TO CIRCLE-EXERCISE
  1. Each angle in a square is ……

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

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  3. Perimeter of semicircle is …………….. Units .

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

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  5. In the figure, a =……………….

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  6. Perimeter of sectors = ……………….

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

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

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

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

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

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

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

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

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  15. In the figure, BC = ……………….cm.

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  16. The below figure represents……………..

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  17. ABCD is a cyclic quadrilateral then angleA+angleC = ……….

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  18. In the fiugre, AB = 6.2 then CD = ……………..cm.

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  19. If raddi pf two concentric circle are 6 cm and 10 cm , then lngth of c...

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  20. The length of the tangents to frome a point A to a circle of radius 3 ...

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