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Two angle are supplementary and the larger is 20°less then three times the smaller.find the angle |
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Answer» LET SMALLER ANGLE =x largerangle=3x-20 so,a.t.q x+3x-20=180 4x=180+20 4x=200 x=200÷4 x=50 3x-20=50×3-20 =130 |
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