16 feet
40
Length + width = half of perimeter so width = p/2 - length ie (22-12) 10 yards.
width*height*length=perimeter of a rectangular prism! :)
37
20 ft.
Doubling the width of a rectangular rug will affect the perimeter because the total length and width will be doubled. The area will be twice the length times the width.
16 feet
Twice the (width plus length)
It is 2*(Length + Width).
Perimeter=24ft
16 feet.
Perimeter = 2 x (length+width). You add the length to the width and multiply the sum by two.