In offset sections, offsets or bends in the cutting plane are all:
a) 90 degrees
b) 180 degrees
c) Either 90 or 180 degrees
d) 30, 60 or 90 degrees
In offset sections, offsets or bends in the cutting plane are all:
a) 90 degrees
b) 180 degrees
c) Either 90 or 180 degrees
d) 30, 60 or 90 degrees