document.write( "Question 923831: The area of a triangular flag is 132 sq. centimeters. Its altitude is 2 centimeters longer than twice its base. Find the lengths of the altitude and the base. \n" ); document.write( "
Algebra.Com's Answer #560358 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The area of a triangular flag is 132 sq. centimeters. Its altitude is 2 centimeters longer than twice its base. Find the lengths of the altitude and the base. \n" ); document.write( "--- \n" ); document.write( "Area = length*width \n" ); document.write( "---- \n" ); document.write( "L = x \n" ); document.write( "W = 2x+2 \n" ); document.write( "------------------ \n" ); document.write( "132 = x*(2x+2) \n" ); document.write( "2x^2 + 2x - 132 = 0 \n" ); document.write( "x^2 + x - 66 = 0 \n" ); document.write( "--- \n" ); document.write( "x = [-1 +- sqrt(1 -4*-66)]/2 \n" ); document.write( "--- \n" ); document.write( "x = [-1 +- sqrt(265)]/2 \n" ); document.write( "--- \n" ); document.write( "x = 7.64 cm \n" ); document.write( "2x+2 = 17.68 cm \n" ); document.write( "------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "-------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |