Предмет: Геометрия, автор: Otvetpz

Найти углы треугольника ABC

Приложения:

Ответы

Автор ответа: LN330068

1

Ответ:

<С=180-140=40 градусов

<В=180-170=10 градусов

<А=180-(40+10)=130 градусов

Объяснение:

Автор ответа: sofiamedzidova8

0

Ответ:

1) 180-140=40° угол С

2) 180-170=10° угол В

3) 180-(40+10)=130° угол А

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