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The two circles with radii 6 cm and 3 cm...

The two circles with radii 6 cm and 3 cm centered aat the point P and Q respectively A transvers common tangent AC to the both circles cuts line joining P and Q at the point B such that AB = 8 cm . Caculate the length (in cm) of PQ.

A

5

B

10

C

15

D

20

Text Solution

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The correct Answer is:
C
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