The distance between the centres of two circles of radii 6 cm and 3 cm – McqOptions

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1.	The distance between the centres of two circles of radii 6 cm and 3 cm is 15 cm. The length of the transverse common tangent to the circles is:
A.	7√6cm
B.	6√6cm
C.	18cm
D.	12cm
Answer» E.

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