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Mathematics, 23.12.2021 08:00 Lizzy527663
M∠CDE+m∠EDF=180
x+(3x+20)=180
4x+20=180
4x=160
x=40
fill in the reasons that justifies each step
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You know the right answer?
M∠CDE+m∠EDF=180
x+(3x+20)=180
4x+20=180
4x=160
x=40
fill in the reasons...
4x+20=180
4x=160
x=40
fill in the reasons...
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