A) \[20{}^\circ \]
B) \[39{}^\circ \]
C) \[45{}^\circ \]
D) \[30{}^\circ \]
Correct Answer: D
Solution :
\[i=e=(3/4)A=(3/4)\times 60=45\] \[\therefore \] \[\delta =i+e-A=45+45-60=30\]You need to login to perform this action.
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