document.write( "Question 149652: please help me! i dont know how to do this...\r
\n" ); document.write( "\n" ); document.write( "find coordinates of for the centroid whose triangle verticies are (a,p) (b,q) and (c,r). then find the centroid for (-1,5) (-2,8) and (3,3)
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Algebra.Com's Answer #109829 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
The centroid of a triangle with vertices at (\"x%5Ba%5D\",\"y%5Ba%5D\"),(\"x%5Bb%5D\",\"y%5Bb%5D\"),(\"x%5Bc%5D\",\"y%5Bc%5D\") is equal to
\n" ); document.write( "(\"X\",\"Y\")=\"%281%2F3%29\"(\"x%5Ba%5D%2Bx%5Bb%5D%2Bx%5Bc%5D\",\"y%5Ba%5D%2By%5Bb%5D%2By%5Bc%5D\")
\n" ); document.write( "In the first case,
\n" ); document.write( "(\"X\",\"Y\")=\"%281%2F3%29\"(\"a%2Bb%2Bc\",\"p%2Bq%2Br\")
\n" ); document.write( "In the second case,
\n" ); document.write( "(\"X\",\"Y\")=\"%281%2F3%29\"(\"-1-2%2B3\",\"5%2B8%2B3\")
\n" ); document.write( "(\"X\",\"Y\")=\"%281%2F3%29\"(\"0\",\"16\")
\n" ); document.write( "(\"X\",\"Y\")=(\"0\",\"16%2F3\")
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