The perimeter is the distance around the outside of a closed 2D shape, space or area.. You see the perimeter in real life on a football pitch or around a house to show its boundary. You can only ...

Video summary. We demonstrate how to calculate the perimeter and area of simple and compound shapes. The importance of using correct units in measurement is emphasised via the increasing annoyance ...

All these particles – spheres, irregular shapes, and fibers – report a size-only equivalent ... the degree of sphericity in the range from 0 to 1.0. It is computed from the perimeter and area of the ...