document.write( "Question 367054: The diagonal of a rectangle is 5cm & one of its side is 4 cm. Its area is? \n" ); document.write( "
Algebra.Com's Answer #261704 by mananth(16946)![]() ![]() You can put this solution on YOUR website! diagonal = 5 \n" ); document.write( "one side = 4 \n" ); document.write( "let other side be x \n" ); document.write( ".. \n" ); document.write( "they form a right triangle. \n" ); document.write( "so use pythagoras theorem \n" ); document.write( "diagonal is hypotenuse \n" ); document.write( ".. \n" ); document.write( "x^2+4^2= 5^2 \n" ); document.write( "x^2+16=25 \n" ); document.write( "x^2= 25-16 \n" ); document.write( "x^2= 9 \n" ); document.write( "x= 3 the other sides \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |