Using documents 2 explain the authors purpose for writing about the lives of workers in mines and factories in Great Britain in the 1800s.

2 pie thats it no explanation like the dude above me jesus christ

if he does not use open the compass the a width greater than half of po, he will not be able to find the midpoint of the line, without the midpoint of the line, he will not be able to bisect the line.   to find the midpoint of a line the circles drawn with a compass must either intersect or be touching.