Area and perimeter
Area of a rectangle 12Comparing perimeters 14๐Cost of floors and fields 2๐Fencing costs 2๐Frames and borders 7๐Paths in plots 12๐Percentage change in area 17๐Perimeter of a rectangle 14๐Rectangle from perimeter and area 18๐Rectangle sides from a ratio 18๐Rectangles cut into squares 4๐Rectangles in proportion 15๐Rectangles with changed sides 18๐Shaded areas in squares 16๐Similar rectangles 7๐Square side and perimeter 18๐Tiling a floor 15๐Triangles inside rectangles 16๐