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In a DeltaABC, angleA = x^(@), angleB = ...

In a `DeltaABC, angleA = x^(@), angleB = (3x - 2)^(@)`, also `angleC - angleB = 9^(@)`, find the three angles.

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The correct Answer is:
`angleA = 25^(@), angleB = 73^(@), angleC = 82^(@)`
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