the angles are supplementary and the larger is 20° less than three times the smaller
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Step-by-step explanation:
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Answer:
largest angle is130° and other one is50°
Step-by-step explanation:
m+y=180 °
m=x
y=3x-20
x+ 3x-20=180°
4x=180+20
4x= 200
x=200÷4
x=50
m=50
y=150-20
=130
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