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Byju's Answer
Standard X
Mathematics
Tangent
In the given ...
Question
In the given figure, O is the centre of two concentric circles of radii 3 cm and 5 cm. AB is a chord of the outer circle, which touches the inner circle. The length of AB is
(a) 4 cm
(b) 7 cm
(c) 8 cm
(d)
34
cm