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The radii of two circles are 19 cm and 9...

The radii of two circles are 19 cm and 9 respectively. Find the radius of the circle which has circumference equal to the sum of the circumference of the two circles.

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SUBHASH PUBLICATION-AREAS RELATED TO CIRCLES-EXERCISE 5.3
  1. The radii of two circles are 19 cm and 9 respectively. Find the radius...

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  2. Unless stated otherwise, use pi=(22)/(7). Find the area of the shade...

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  3. Find the area of the shaded region in Fig., if radii of the two conecn...

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  4. Find the area of the shaded region in Fig, if ABCD is a square of side...

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  5. Find the area of the shaded region in Fig. 5.22, where a circular arc ...

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  6. From each corner of a square of side 4 cm a quadrant of a circle of ra...

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  7. In a circular table cover of radius 32 cm, a design is fromed leaving ...

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  8. In the figure , ABCD is a square of side 14 cm. A, B, C and D are the ...

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  9. Fig. 5.26 depicts a racing whose left and right ends are semicircular....

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  10. Fig. 5.26 depicts a racing whose left and right ends are semicircular....

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  11. AB and CD are two diameters of a circle perpendicular to each other an...

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  12. The area of an equilateral triangle ABC is 17320.5 cm^2. With each ver...

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  13. On a square handkerchief, nine circular desins each of radius 7 cm are...

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  14. In Fig, OACB is a quadrant of a circle with centre O and radius 3.5 cm...

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  15. In Fig, OACB is a quadrant of a circle with centre O and radius 3.5 cm...

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  16. In Fig, a square OABC is incribed in a quadrant OPBQ. If OA = 20 cm, f...

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  17. AB and CD are respectively arcs of two concentric circle of 21 cm and ...

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  18. In the fig.ABC is a quadrant of a circle of radius 14cm and a semicirc...

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  19. Calculate the area of the designed region in Fig. 5.34 common between ...

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