A) \[22.5{}^\circ \]
B) \[30{}^\circ \]
C) \[45{}^\circ \]
D) \[67.5{}^\circ \]
Correct Answer: D
Solution :
from figure \[2\theta +45{}^\circ =180{}^\circ \] \[2\theta \,\,=\,\,135{}^\circ \] \[\theta \,\,=\,\,67.5{}^\circ \]You need to login to perform this action.
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