Question 1067279

pierre folded a square piece of paper vertically to make two rectangles. each rectangled had a perimeter of 39 inches. how long is each side of the original square? what is the area of the original square? what is the area of one of the rectangles?
<pre>Correct answers: Length of each side of original square: {{{highlight_green(matrix(1,2, 13, inches))}}}
                 Area of original square: {{{highlight_green(matrix(1,5, 13^2, or, 169, sq, inches))}}}
                 Area of a rectangle: {{{highlight_green(matrix(1,5, 169/2, or, 84.5, sq, inches))}}}