Measure and calculate the perimeter of a rectilinear figure (including squares) in centimetres and metres

1. Pace Out the Bounds 4 - side length given perimeter of square, whole m
2. The Secret Formula 1 - select correct expression for the perimeter of a rectangle and calculate
3. In This Case... - calculate perimeter of rectangle given side lengths
4. Growing The Greens - calculate perimeter of rectangle given side lengths
5. Book Space - calculate perimeter given dimensions; rectangle