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drugi kąt x + 40
x+(x+40)=180stopni
2x+40=180 | -40
2x=140 | :2
x= 70 stopni
x+40 = 70 + 40= 110
2x+40⁰=180⁰
2x=140⁰
x=70⁰
Drugi kąt-70⁰+40⁰=110⁰