Пусть 10 = 2х, тогда остальные углы: 4х, 4х, 6х, 8х, 12х
2х+4х+4х+6х+8х+12х
36х=360°
х=10
2х×10°=20°
4х×10°=40°
4х×10°=40°
6х×10°=60°
8х×10°=80°
12х×10°=120°.
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