74
In the adjoining figure, the sum of radii of two concentric circles is 16 cm. The length of chord $AB$ which touches the inner circle at $P$ is 16 cm. The difference of the radii of the given circles is

- (a)8 cm
- (b)4 cm
- (c)2 cm
- (d)3 cm
Show SolutionHide Solution↓
(B) 4 cm