document.write( "Question 419116: In a right-angled triangle, one of the sides adjacent to the right angle is 4cm longer than the other side
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document.write( "Find the length of ALL three sides if the area of the triangle is 96cm(squared) \n" );
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Algebra.Com's Answer #293154 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 1/2 * base * height = 96 \n" ); document.write( "base * height = 192 \n" ); document.write( "Let one side be x \n" ); document.write( "the other be (x+4) \n" ); document.write( ".... \n" ); document.write( "x(x+4)=192 \n" ); document.write( "x^2+4x=192 \n" ); document.write( "x^2+4x-192=0 \n" ); document.write( "x^2+16x-12x-192=0 \n" ); document.write( "x(x+16)-12(x+16)=0 \n" ); document.write( "(x+16)(x-12)=0 \n" ); document.write( "x= 12 cm one side \n" ); document.write( "other side = 16 cm\r \n" ); document.write( "\n" ); document.write( "12^2+16^2=HYP^2 \n" ); document.write( "144+256=HYP^2 \n" ); document.write( "400=HYP^2 \n" ); document.write( "HYP = 20 cm \n" ); document.write( " |