Question 374157
(2,0) and (5,9)
distance = {{{sqrt((y2-y1)^2+(x2-x1)^2)}}}
..
={{{sqrt((9-0)^2+(5-2)^2)}}}
...
={{{sqrt((9)^2+(3)^2)}}}
={{{sqrt(81+9)}}}
={{{sqrt 90}}}
=9.48
...
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