Предмет: Геометрия, автор: pozdindima7

В треугольнике abc угол 1 = 45 градусам угол 2= 75градусам найдите угол 3

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Ответы

Автор ответа: Sdrp

Ответ:

угол 3 = 30 градусов ,так как угол 2 и угол ABC смежные 180-75=105, далее 180-105-45=30, так как сумма углов треугольника всегда равна 180 градусов

Объяснение:

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