Two circles are having radii 9 cm and 12 cm and intersect each other. – McqOptions

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1.	Two circles are having radii 9 cm and 12 cm and intersect each other. The distance between their centres is 15 cm. What is the length (in cm) of their common chord?
A.	6.8
B.	13.6
C.	7.2
D.	14.4
Answer» E.

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