document.write( "Question 928109: prove that the points A(3,16), B(8,-2) and C(-1,-1) is a right triangle. \n" ); document.write( "
Algebra.Com's Answer #563449 by Alan3354(69443)\"\" \"About 
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prove that the points A(3,16), B(8,-2) and C(-1,-1) is a right triangle.
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\n" ); document.write( "You can find the lengths of the sides, or find the slopes of the sides.
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