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Two circles of radius 4 cm and 6 cm touc...

Two circles of radius 4 cm and 6 cm touch each other internally. What is the length (in cm) of the longest chord of the outer circle, which is also a tangent to inner circle?

A

`12 sqrt2`

B

`8 sqrt2`

C

`6 sqrt2`

D

`4 sqrt2`

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CHAMPION PUBLICATION-2017 TIER-II PAPER(12)-EXERCISE
  1. ABC is a triangle in which angleABC=90^(@),BD is perpendicular to AC. ...

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  2. Two parallel chords are on one side of the centre of a circle. The len...

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  3. Two circles of radius 4 cm and 6 cm touch each other internally. What ...

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  4. In the given figure, PT is a common tangent to three circles at points...

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  5. PQRS is a cyclic quadrilateral. PR and QS intersect at T. If angleSPR=...

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  6. In the given figure, anglePSR=105^(@) and PQ is the diameter of the ci...

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  7. There are two identical circles of radius 10 cm each. If the length of...

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  8. PQRS is a rectangle in which side of PQ = 24 cm. and QR= 16 cm. T is a...

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  9. In the given figure, ABCD and BEFG are squares of sides 8 cm and 6 cm ...

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  10. PQRS is a parallelogram and its area is 300 cm^2. Side PQ is extended ...

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  11. PQRST is a regular pentagon. If PR and QT intersects each other at X, ...

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  12. In the given figure, ABCDEF is a regular hexagon whose side is 12 cm. ...

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  13. ABCD passes through the centres of the three circles as shown in the ...

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  14. A= Area of the largest circle drawn inside a square of side 1 cm. B= S...

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  15. A prism has a square base whose side is 8 cm. The height of prism is 8...

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  16. A cone of radius 90 cm and A height 120 cm stands on its base. It is ...

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  17. The curved surface area of a cylinder is 594 cm^2 and its volume is 13...

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  18. A hollow cylinder is made up of metal. The difference between outer a...

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  19. A solid metal sphere has radius 14 cm. it is melted to from small cone...

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  20. A metallic hemispherical bowl is made up of steel. The total steel use...

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