Two circles having radii r units intersect each other in such a way th – McqOptions

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1.	Two circles having radii r units intersect each other in such a way that each of them passes through the centre of the other. Then, the length of their common chord is :
A.	r√5 Units
B.	r Units
C.	r√2 Units
D.	r√3 Units
Answer» E.

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