Ответ:
<2 = 130, <3=50, <4 = 50
Объяснение:
<2 = 180-<1 = 180-50 = 130
<3 = <1 = 50
<4 = <1 = 50
<2=130°
<3=50°
<4=150°
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Ответ:
<2 = 130, <3=50, <4 = 50
Объяснение:
<2 = 180-<1 = 180-50 = 130
<3 = <1 = 50
<4 = <1 = 50
Объяснение:
<2=130°
<3=50°
<4=150°