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Area of circle with radius r = …….. cm^...

Area of circle with radius r = …….. `cm^(2)`

A

`pi r^4`

B

`pi r`

C

`pi r^2`

D

`pi / 2`

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BEYOND PUBLICATION-TANGENTS AND SECANTS TO CIRCLE-EXERCISE
  1. Area of triangle = ………….sq. units .

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  2. Area of square whose is 3 cm in ………….cm^(2)

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  3. Area of circle with radius r = …….. cm^(2)

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  4. The area of square is 49 cm^(2) then side is …….. Cm .

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  5. Angle made by minute hand in 1 m = …………..

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  6. x^(@)=60^(@),r=14 cm then area of sector = ………. cm^(2)

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  7. Area of a regular hexagon whose side is 'a' cm is……………

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  8. Parallelogram circumscribing a circle is a ………………..

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  9. In the figure XY and X'Y' are two parallel tangents to a circle with ...

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

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

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

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

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

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

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  16. Each angle in a square is ……

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

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

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

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  20. In the figure, a =……………….

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