Angle POR and angle QOR form a linear pair, if a - b = 80 ,find the values of a and b .
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Step-by-step explanation:
if the two angles form a linear pair then they are adjacent to each other
so the total angle formed by <POR + <QOR
a + b = 180 °
given that a - b = 80°
by solving we get a = 130°
b = 50°
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