Предмет: Геометрия, автор: angelinarazuwa

ABCD параллелограмм, угол ABE равен 27 градусов, BE перпендикулярно AD. Найдите углы параллелограмма.

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Автор ответа: Charisma333

0

Угол ВАЕ= 180°-27°-90°=63°
Угол ВСD= ВАЕ, значит угол ВСD= 63°
Угол АВС= 90°+27°=117°
Угол АDC= АВС, значит угол АDC=117°

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