Предмет: Геометрия, автор: shibaevasofia27

Прямые а и b параллельны. Найдите угол 3, если угол 1 + угол 2 = 240°
Помогите, пожалуйста.

Приложения:
shibaevasofia27: 1)240° : 2 = 120° - угол 1 и угол 2; 2)180° - 120° = 60° - угол 3 = 60°

Ответы

Автор ответа: Ozaodessa95
1

Ответ:

60 градусов

Объяснение:

180-240\2=60

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