document.write( "Question 305983: Please help me to solve this problem: find the missing lengths of the triangle: 2x+1(hypotenuse), 2x-1, x .I know that the pythagorean theorem is a^2+b^2=c^2 I keep getting x=0, but I know it's not the right answer. \n" ); document.write( "
Algebra.Com's Answer #219049 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! X^2+(2X-1)^2=(2X+1)^2 \n" ); document.write( "X^2+4X^2-4X+1=4X^2+4X+1 \n" ); document.write( "X^2+4X^2-4X^2-4X-4X+1-1=0 \n" ); document.write( "X^2-8X=0 \n" ); document.write( "X(X-8)=0 \n" ); document.write( "X=0 \n" ); document.write( "X-8=0 \n" ); document.write( "X=8 ANS. \n" ); document.write( "8^2+(2*8-1)^2=(2*8+1)^2 \n" ); document.write( "64+(16-1)^2=(16+1)^2 \n" ); document.write( "64+15^2=17^2 \n" ); document.write( "64+225=289 \n" ); document.write( "289=289 \n" ); document.write( " |