document.write( "Question 1207326: what is the equation of the perpendicular bisector of ag, where a (12,-1) and g(3,9)? \n" ); document.write( "
Algebra.Com's Answer #845134 by josgarithmetic(39625)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Find the midpoint of the two points using Mid Point formula.\r
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\n" ); document.write( "\n" ); document.write( "Find slope of your two points using formula for slope.\r
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\n" ); document.write( "\n" ); document.write( "Find the negative reciprocal of that slope. You use this along with the found midpoint; and you can use the point-slope formula for equation of a line....\r
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\n" ); document.write( "\n" ); document.write( "You could find as a possible equation, \"18x-20y=55\", but choose whatever form you want.
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