Предмет: Геометрия, автор: lizakaplenko08

помогите пожалуйста, даю 100 балов

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Ответы

Автор ответа: alinak3170
1

Ответ:

все углы равны 60⁰

..

..

Можете мой ответ отметить как лучший, чтобы появилась жёлтая корона?

Объяснение:

угол DAC=180⁰-120⁰=60⁰

угол ADC= углу АСD=(180⁰-60⁰)÷2=120⁰÷2=60⁰

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