Use distance formula:-
distance = sqrt [ (x2 - x1)^2 + (y2 - y1)^2) ]
let (x1,y1) = (-3,1) and (x2,y2) = (-1,6) Plug these values in to formula.
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</span><span>http://www.squiglysplayhouse.com/BrainTeasers/bt.php?id=119
this should help</span>
<h2>Given :</h2>
<h2>Solution : </h2>

Through the statement above we have,
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