In two concentric circles, a chord length 80 cm of larger circle becomes a tangent to the smaller circle whose radius is 9 cm. The radius of the larger circle will be

In two concentric circles, a chord length 80 cm of larger circle beco

1.	In two concentric circles, a chord length 80 cm of larger circle becomes a tangent to the smaller circle whose radius is 9 cm. The radius of the larger circle will be
A.	13 cm
B.	41 cm
C.	52 cm
D.	75 cm
Answer» C. 52 cm

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In two concentric circles, a chord length 80 cm of larger circle becomes a tangent to the smaller circle whose radius is 9 cm. The radius of the larger circle will be

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