give me the correct answer no spam please
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Step-by-step explanation:
we know that the sum of all the angles of triangle is 180°
so
3x +4x+2x=180
9x =180
x=20
3x=60°
4x=80°
2x=40°
180°= 2x+y ( Linear pair)
180°–40°=y
y=140°
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