document.write( "Question 888926: A piece of wire is in the shape of an equilateral triangle with side 80 cm. The wire is reshaped into a rectangle in which the length is twice the width. calculate the area of the rectangle in square metres \n" ); document.write( "
Algebra.Com's Answer #537813 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! A piece of wire is in the shape of an equilateral triangle with side 80 cm. \n" ); document.write( "3 * 80 = 240cm, the total length of the wire \n" ); document.write( "; \n" ); document.write( " The wire is reshaped into a rectangle in which the length is twice the width. \n" ); document.write( "let x = the width \n" ); document.write( "then \n" ); document.write( "2x = the length \n" ); document.write( "Find the x using a perimeter of 80 cm \n" ); document.write( "2(2x) + 2x = 80 \n" ); document.write( "6x = 80 \n" ); document.write( "x = 80/6 \n" ); document.write( "x = 13 \n" ); document.write( "then \n" ); document.write( "2(13 \n" ); document.write( ": \n" ); document.write( "A = 26 \n" ); document.write( ": \n" ); document.write( " calculate the area of the rectangle in square metres \n" ); document.write( " |