Answer
$234^{\circ}30'$
Work Step by Step
We add $360^{\circ}$ to the given negative angle measure ($-125^{\circ}30'$) to obtain the angle of least positive measure.
$-125^{\circ}30'+360^{\circ}=359^{\circ}60'-125^{\circ}30'=234^{\circ}30'$
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