document.write( "Question 771459: show the following points are collinear \r
\n" ); document.write( "\n" ); document.write( "A(-3,-2) B(5,2) C(9,4)\r
\n" ); document.write( "\n" ); document.write( "prove line AB plus line BC is equal to line AC\r
\n" ); document.write( "\n" ); document.write( "what will i do??
\n" ); document.write( "am i going to graph only and that's it???
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Algebra.Com's Answer #470241 by mananth(16946)\"\" \"About 
You can put this solution on YOUR website!
A(-3,-2) B(5,2) C(9,4)\r
\n" ); document.write( "\n" ); document.write( "you have to calculate the three distances
\n" ); document.write( "and then prove\r
\n" ); document.write( "\n" ); document.write( "l(AB)
\n" ); document.write( "Distance between two points
\n" ); document.write( "x1 y1 x2 y2
\n" ); document.write( "
\n" ); document.write( "-3 -2 5 2
\n" ); document.write( "d= \"sqrt%28%28y2-y1%29%5E2%2B%28x2-x1%29%5E2%29\"
\n" ); document.write( "d= \"sqrt%28%28%09%092%09-%09-2%09%29%5E2%09%2B%09%28%095%09-%09-3%09%29%5E2%09%29\"
\n" ); document.write( "d= \"sqrt%28%28%09%094%09%29%5E2%09%2B%09%28%098%09%29%5E2%09%29\"
\n" ); document.write( "d= \"sqrt%28%28%09%0980%09%29++%09%29\"
\n" ); document.write( "d= 8.94 \r
\n" ); document.write( "\n" ); document.write( "l(BC) \r
\n" ); document.write( "\n" ); document.write( "Distance between two points
\n" ); document.write( "x1 y1 x2 y2
\n" ); document.write( "
\n" ); document.write( "9 4 5 2
\n" ); document.write( "d= \"sqrt%28%28y2-y1%29%5E2%2B%28x2-x1%29%5E2%29\"
\n" ); document.write( "d= \"sqrt%28%28%09%092%09-%094%09%29%5E2%09%2B%09%28%095%09-%099%09%29%5E2%09%29\"
\n" ); document.write( "d= \"sqrt%28%28%09%09-2%09%29%5E2%09%2B%09%28%09-4%09%29%5E2%09%29\"
\n" ); document.write( "d= \"sqrt%28%28%09%0920%09%29++%09%29\"
\n" ); document.write( "d= 4.47
\n" ); document.write( "l(AC)\r
\n" ); document.write( "\n" ); document.write( "Distance between two points
\n" ); document.write( "x1 y1 x2 y2
\n" ); document.write( "
\n" ); document.write( "9 4 -3 -2
\n" ); document.write( "d= \"sqrt%28%28y2-y1%29%5E2%2B%28x2-x1%29%5E2%29\"
\n" ); document.write( "d= \"sqrt%28%28%09%09-2%09-%094%09%29%5E2%09%2B%09%28%09-3%09-%099%09%29%5E2%09%29\"
\n" ); document.write( "d= \"sqrt%28%28%09%09-6%09%29%5E2%09%2B%09%28%09-12%09%29%5E2%09%29\"
\n" ); document.write( "d= \"sqrt%28%28%09%09180%09%29++%09%29\"
\n" ); document.write( "d= 13.42 \r
\n" ); document.write( "\n" ); document.write( "4.47 +8.94 = 13.42
\n" ); document.write( "m.ananth@hotmail.ca
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