What is the angular value for due East in the Azimuth measurement system?

Answer

$90^ ext{o}$

Azimuth is measured eastward from North ($0^ ext{o}$); therefore, due East corresponds to an angle of $90^ ext{o}$, South is $180^ ext{o}$, and West is $270^ ext{o}$.

What is the angular value for due East in the Azimuth measurement system?
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