document.write( "Question 156624This question is from textbook Prentice Hall Mathematics Algebra 2
\n" );
document.write( ": 33) The sides of a rectangle are in the ratio 3 : 2. What is the length of each side if the perimeter of the rectangle is 55 cm?\r
\n" );
document.write( "\n" );
document.write( "34) The sides of a triangle are in the ratio 3 : 4 : 5. What is the length of each side if the perimeter of the triangle is 30 cm? \n" );
document.write( "
Algebra.Com's Answer #115435 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The sides of a rectangle are in the ratio 3 : 2. What is the length of each side if the perimeter of the rectangle is 55 cm? \n" ); document.write( "-------------------- \n" ); document.write( "Let length be 3x and let width bwe 2x. \n" ); document.write( "------------- \n" ); document.write( "EQUATION: \n" ); document.write( "Perimeter = 2(length + width) = 55 cm \n" ); document.write( "2(3x+2x) = 55 cm \n" ); document.write( "2*5x = 55 cm \n" ); document.write( "2x = 11 cm \n" ); document.write( "x = 6.5 cm \n" ); document.write( "------------ \n" ); document.write( "2x = 11 cm (width) \n" ); document.write( "3x = 3*6.5 = 19.5 cm (length) \n" ); document.write( "======================= \n" ); document.write( " \n" ); document.write( "34) The sides of a triangle are in the ratio 3 : 4 : 5. What is the length of each side if the perimeter of the triangle is 30 cm? \n" ); document.write( "EQUATION: \n" ); document.write( "2x + 4x + 5x = 30 cm\r \n" ); document.write( "\n" ); document.write( "11x = 30 cm \n" ); document.write( "x = (30/11) cm \n" ); document.write( "--------- \n" ); document.write( "3x = 90/11 cm \n" ); document.write( "4x = 120/11 cm \n" ); document.write( "5x = 150/11 cm \n" ); document.write( "===================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |