document.write( "Question 919590: Define all variable in words.
\n" ); document.write( "Write two algebraic equations.
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\n" ); document.write( "The area of A certain triangle is 56inches^2. The altitude of the triangle measures two inches less than double the measure of the base of that triangle. Please use algebraic method to determine:(A) measures of altitude of triangle? (B) measure of base of triangle. \r
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Algebra.Com's Answer #557813 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
The area of A certain triangle is 56inches^2. The altitude of the triangle measures two inches less than double the measure of the base of that triangle. Please use algebraic method to determine:
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\n" ); document.write( "height = 2*base-2
\n" ); document.write( "Area = (1/2)(base)(height)
\n" ); document.write( "56 = (1/2)(b)(2b-2)
\n" ); document.write( "56 = (1/2)b(2)(b-1)
\n" ); document.write( "56 = b(b-1)
\n" ); document.write( "b^2 -b - 56 = 0
\n" ); document.write( "(b-8)(b+7) = 0
\n" ); document.write( "Positive solution::
\n" ); document.write( "base = 8 inches
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\n" ); document.write( "(A) measures of altitude of triangle?
\n" ); document.write( "height = 2b-2 = 16-2 = 14 inches
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\n" ); document.write( "\n" ); document.write( "(B) measure of base of triangle.
\n" ); document.write( "base = 8 inches
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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