Odpowiedź :
[tex]1. \: 180 \div 4 = 45 \\ \alpha = 45 \\ 2. \: 180 \div 3 = 60 \\ \beta = 60 \\ 3. \: 180 \div 9 = 20 \\ \gamma = 20[/tex]
[tex]1. \: 180 \div 4 = 45 \\ \alpha = 45 \\ 2. \: 180 \div 3 = 60 \\ \beta = 60 \\ 3. \: 180 \div 9 = 20 \\ \gamma = 20[/tex]