Fencing sheepDiscrete Mathematics Level 2
A farmer owns a plot of land that is 600 meters by 450 meters. He intends to let his sheep graze on this land, so has to fence up the perimeter. If he places a fence post every 6 meters, and has a fence post at every corner, how many fence posts would he need?
Details and assumptions
Each fence post is connected to 2 fences.