Find the perimeter
Find the perimeter
Find the perimeter
Intro to Perimeter
Use the perimeter and given lengths to find the unknown side
Step 1 - use a string to find the length of these shapes.
Step 2 - measure the length of the string with a ruler to find the perimeter
Did you notice? Even when the shape changed, the total number of square units was the same for the rectangle. All these shapes have an area of six square units.