Предмет: Алгебра, автор: психоняш

Найдите вписанный угол, опирающийся на дугу, которая составляет 2/5 окружности

Ответы

Автор ответа: zontik24

360*2/5=144 центральный угол

вписанный равен половине центрального

144/2=72

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