document.write( "Question 1057604: A,B and C are the points (3,4), (7,-2) and (-2,-1). Find the equation of the median through A of the triangle ABC. \n" ); document.write( "

Algebra.Com's Answer #672634 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
Find the mid-point of BC
\n" ); document.write( "( 7, -2 )
\n" ); document.write( "( -2, -1 )
\n" ); document.write( " $\"+x%5Bm%5D+=+%28+7+-+2+%29+%2F+2+\"$
\n" ); document.write( " $\"+x%5Bm%5D+=+5%2F2+\"$
\n" ); document.write( "and
\n" ); document.write( " $\"+y%5Bm%5D+=+%28+-2+-+1+%29+%2F+2+\"$
\n" ); document.write( " $\"+y%5Bm%5D+=+-3%2F2+\"$
\n" ); document.write( "------------------------
\n" ); document.write( "Find equation of line through
\n" ); document.write( "( 3,4 ) and ( 5/2, -3/2 )
\n" ); document.write( "-------------------------
\n" ); document.write( "Use general point-slope formula
\n" ); document.write( "

\n" ); document.write( " $\"+%28+y+%2B+3%2F2+%29+%2F+%28+x+-+5%2F2+%29+=+%28+4+%2B+3%2F2+%29+%2F+%28+3+-+5%2F2+%29+\"$
\n" ); document.write( " $\"+%28+y+%2B+3%2F2+%29+%2F+%28+x+-+5%2F2+%29+=+%2811%2F2%29+%2F+%281%2F2%29+\"$
\n" ); document.write( " $\"+%28+y+%2B+3%2F2+%29+%2F+%28+x+-+5%2F2+%29+=+11+\"$
\n" ); document.write( " $\"+y+%2B+3%2F2+=+11%2A%28+x+-+5%2F2+%29+\"$
\n" ); document.write( " $\"+y+%2B+3%2F2+=+11x+-+55%2F2+\"$
\n" ); document.write( " $\"+y+=+11x+-+58%2F2+\"$
\n" ); document.write( " $\"+y+=+11x+-+29+\"$
\n" ); document.write( "-----------------------
\n" ); document.write( "check my math and get another opinion, if you can. \n" ); document.write( "

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