the 2 angles measuring (30°- alpha°) and ( 125 + 2 alpha )° are supplementary and each other find the value of alpha
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As the angles are supplementary,
Then,
(30-α)° + (125+2α)°= 180°
155 +α = 180°
α = 180°-155° = 25°
Therefore,
α measures 25°.
Then,
(30-α)° + (125+2α)°= 180°
155 +α = 180°
α = 180°-155° = 25°
Therefore,
α measures 25°.
simran9999915:
how ur answer there 155 came
Most basic arithmetic operation i.e Addition.
ohh
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