Предмет: Геометрия, автор: Айжан20011

Две параллельные прямые пересечены третьей прямой,при этом получилось 8углов,и односторонние углы как 4:8. Найдите полученные углы

Ответы

Автор ответа: mimicry

Угол 1 - первый односторонний угол
Угол 2- второй односторонний угол
X - 1 часть
Тогда угол 1 =4х,угол 2=8х
Сумма односторонних углов =180
4х+8х=180
12х=180
Х=15
Угол 1=4х=60
Угол 2=8х=120
Ответ : 60;120

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