document.write( "Question 792748: find the length of each side of a triangle whose sides have midpoints at (3,2,3)(-1,1,5) and (0,3,4). \n" ); document.write( "

Algebra.Com's Answer #480125 by psbhowmick(878) $\"\"$ $\"About$

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Let the coordinates of the vertices be (x1,y1,z1), (x2,y2,z2) and (x3,y3,z3).\r
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\n" ); document.write( "\n" ); document.write( "Then use the following equations:
\n" ); document.write( "(x1+x2)/2=3
\n" ); document.write( "(x2+x3)/2=-1
\n" ); document.write( "(x3+x1)/2=0
\n" ); document.write( "Etc.\r
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\n" ); document.write( "\n" ); document.write( "Solve these 9 equations and get the values of 9 unknowns.\r
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\n" ); document.write( "\n" ); document.write( "Cheers! \n" ); document.write( "

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