Предмет: Математика, автор: step0890

распишите по братски

Приложения:

arinakuleshova78: эм,че сам не можешь?

step0890: нет не могу, нельзя догодатся если я попросил помочь

step0890: умник

arinakuleshova78: чел

arinakuleshova78: типо лол

step0890: гуляй

arinakuleshova78: это joke

step0890: не тебе не мне

Ответы

Автор ответа: horaf57553

2

Ответ:

1) угол 2 = углу 1 = 50, как смежные

х = 90 - 50 = 40 градусов

БУКВА П

2)угол 2 = 90 - 40 = 50 градусов

х = 180 - угол 2 = 130 градусов

БУКВА Р

3) по теореме, поскольку АС = АВ : 2, то х = 30 градусов

БУКВА

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