A and B are centres of two circles of radii 11 cm and 6 cm, respective – McqOptions

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1.	A and B are centres of two circles of radii 11 cm and 6 cm, respectively. PQ is a direct common tangent to the circles. If AB = 13 cm, then length of PQ will be
A.	8.5 cm
B.	13 cm
C.	12 cm
D.	17 cm
Answer» D. 17 cm

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