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Three equal circles of unit radius touch...

Three equal circles of unit radius touch each other. Then, the area of the circle circumscribing the three circles is:

A

`(pi)/(3) (2 + sqrt(3))^(2)`

B

`(2 pi)/(3) (2+ sqrt(3))^(2)`

C

`6 pi (2+ sqrt(3))^(2)`

D

`(1)/(6) pi (2+ sqrt(3)^(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
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ARIHANT PUBLICATION PUNJAB-GEOMETRY-CHAPTER EXERCISE
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  8. In the given figure, ABC is an isosceles triangle in which AB = AC and...

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  9. If O is the centre of the circle, then x is

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  10. If one angle of a cyclic trapezium is triple of the other, then the gr...

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  11. In the given figure ABCD is a cyclic quadrilateral in which AE is draw...

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  13. If two cubes of dimensions 2 cm by 2 cm by 2 cm are placed side by si...

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  14. The number of cubes in the given figure is

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  16. A cylinder is painted in 6 colours, green, blue, yellow, red, violet a...

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  17. A polyhedron with 8 faces and 12 vertices has .......... edges.

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  18. If x,y and z respectively represents the number of faces, edges and ve...

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  19. Find the order of the rotational symmetry for given figure.

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  20. Find the number of lines of symmetry for the given polygon figure.

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