f2orjxiv2fjbx2idxb2fjbx2ofxbi2fbx2pjrxbh2rx2phrxho2r
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Answer:
x=180°-(40°+30°)=110°
y=180°-(40°+110°)=30°
z=180°-30°=150°
Step-by-step explanation:
straight line=180°
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