pleas e anyone answer this question❓.
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Step-by-step explanation:
(4) if POQ is a straight line then it is 180°
so, (X-1) +X +(X+1)=180°
=3X =180°
=X = 60°
so, X - 1= 60-1 =59°
X = 60° , X+1 = 60+1 =61°
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