Two concentric circle have their centres at O. OP = 4 cm and OQ = 5 cm – McqOptions

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1.	Two concentric circle have their centres at O. OP = 4 cm and OQ = 5 cm. AB is a chord of the circle and a tangent to the inner circle at P. Find the length of AB.
A.	6 cm
B.	5 cm
C.	8 cm
D.	9 cm
Answer» B. 5 cm

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