To find the perimeter of a space add the length of all the sides. A length of side. C 2 a 2 b 2.
Perimeter of irregular polygons 5 3 2 4 3 7 24 cm.
You will use this rectangle as a practice shape and will find its perimeter. C 2 9 25. When b0 the shape is really two lines back and forth the perimeter is 4a 40 in our example. Where n is the number of polygon sides.