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If the supplement of an angle is two-third of itself. Determine the angle and its supplement.

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Given that 

Supplementary of an angle = 2/3 of angle itself. 

The angle measured be ‘x’ say. 

Supplementary angle of x will be (180-x)o

It is given that

Hence, supplement = 180 -108 = 72o

Angle will be 108o and its supplement will be 72o .

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