plz...answer fast xam tomorrow

Asked by Sonal13 | 19th Feb, 2010, 11:47: AM

Expert Answer:

the coordiantes of the centroid ar

(sum of the x coordi of the vertices/3, sum of the y coordinates/3)

so

if (x,y) is the third vertex then

0=6+4+x/3

and

0=7-5+y/3

solve and get

x=-10,y=-2

Answered by  | 19th Feb, 2010, 11:59: AM

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