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A round table cover has six equal design...

A round table cover has six equal designs as shown in fig. If the radius of the cover is 28 cm, find the cost of making the designs at the rate of ? 0.35 per `cm^2`. (use `sqrt 3=1.7)`

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NAND LAL PUBLICATION-AREAS RELATED TO CIRCLES -EXERCISE 12.2
  1. Find the area of sector of a circle with radius 6 cm, if angle of the ...

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  2. Find the area of a quadrant of a circle whose circumference is 22 cm.

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  3. The length of the minute hand of a clock is 14 cm. Find the area swept...

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  4. A chord of a circle of radius 10 cm subtends a right angle at the cent...

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  5. A chord of a circle of radius 10 cm subtends a right angle at the cent...

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  6. In a circle of a radius 7 cm, an arc subtends an angle of 60^(@) at th...

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  7. In a circle of a radius 7 cm, an arc subtends an angle of 60^(@) at th...

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  8. In a circle of radius 21 cm, an arc subtends an angle of 60^@ at the c...

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  9. A chord of a circle of radius 15 cm subtends an angle of 60^@ at the c...

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  10. A chord of a circle of radius 12 cm subtends an angle of 120^@ at the ...

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  11. A horse is tied to a peg at one corner of a square shaped grass field ...

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  12. A horse is tied to a peg at one corner of a square shaped grass field ...

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  14. A brooch is made with silver wire in the form of a circle with diamete...

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  15. An umberalla has 8 ribs which area equally spaced. Assuming umbrella t...

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  16. A car has two wipers which do not overlap. Each wiper has a blade of l...

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  17. To warn ships for underwater rocks, a lighthouse spreads a red coloure...

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  18. A round table cover has six equal designs as shown in fig. If the radi...

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  19. Area of sector of angle p (in degrees) of a circle with Radius R is :

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