document.write( "Question 988123: A(0,1), B(-2,3) and C(2,-1) are the vertices of a triangle ABC. P and Q are the midpoints of the sides AB and AC.\r
\n" ); document.write( "\n" ); document.write( "Show that PQ is parallel to BC and, Show that PQ = 1/2 lenght BC.
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Algebra.Com's Answer #608800 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "It is the general (the common) property of a straight line segment connecting midpoints of two sides of a triangle:\r
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\n" ); document.write( "\n" ); document.write( "The straight line segment connecting midpoints of two sides of a triangle is parallel to the third side and is half of its length.\r
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\n" ); document.write( "\n" ); document.write( "See the lesson The line segment joining the midpoints of two sides of a triangle in this site. \r
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