gaokao 2015 Q7

gaokao · China · national-II-science 5 marks Circles Chord Length and Chord Properties
The circle passing through three points $A ( 1,3 ) , B ( 4,2 ) , C ( 1,7 )$ intersects the $y$-axis at points $\mathrm { M }$ and $\mathrm { N }$. Then $| M N | =$
(A) $2 \sqrt { 6 }$
(B) $8$
(C) $4 \sqrt { 6 }$
(D) $10$
The circle passing through three points $A ( 1,3 ) , B ( 4,2 ) , C ( 1,7 )$ intersects the $y$-axis at points $\mathrm { M }$ and $\mathrm { N }$. Then $| M N | =$

(A) $2 \sqrt { 6 }$

(B) $8$

(C) $4 \sqrt { 6 }$

(D) $10$