Multiple Choice Question (MCQ)
Question: What is the rule for converting R.B to W.C.B, if a line lies in between 90 Degree and 180 Degree?
A.
W.C.B = R.B
B.
W.C.B = 180 Degree - R.B
C.
W.C.B = 360 Degree - R.B
D.
W.C.B = 180 Degree + R.B
Correct Answer: W.C.B = 180 Degree - R.B