Предмет: Геометрия, автор: kikjjiijjjkj14882394

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LN330068: Может дугу САВ?

Ответы

Автор ответа: LN330068

Ответ:

Диаметр АВ делит окружность пополам

Дуга АВ=Дуге АЕСВ=360:2=180*
Угол АСЕ Вписанный,он опирается на дугу АЕ и равен ее половине

Дуга АЕ=40•2=80*
Дуга ЕАВ=180+80=260*

Объяснение:

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