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If angle a & angle B are supplementary angles & m angle b =(x + 20)degree, then what would be m angle A ?
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If angle a & angle B are supplementary angles & m angle b =(x + 20)deg...
.(x+20)+x=1802x+20=1802x=180-202x=160×=160/2×=80
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If angle a & angle B are supplementary angles & m angle b =(x + 20)degree, then what would be m angle A ?
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