document.write( "Question 1145517: Given triangle ABC with vertices A(−3, 0), B(0, 6), and C(4, 6).
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Algebra.Com's Answer #766743 by ikleyn(52776) $\"\"$ $\"About$

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document.write( "One of the three equations you can find MENTALLY.\r\n" );
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document.write( "Notice that the side BC is horizontal, and its midpoint is M = (2,6).\r\n" );
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document.write( "Hence, the perpendicular bisector to this side is  x = 2.\r\n" );
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document.write( "By the way, this perpendicular bisector HAS NO SLOPE (!).\r\n" );
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document.write( "The slope is UNDEFINED in this case (!)\r\n" );
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