Предмет: Математика, автор: Roke375

Два номера даю 40 балов

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Ответы

Автор ответа: padroctak

Ответ:

28 ответ = 160
30 ответ = 78

Пошаговое объяснение:

28. Поскольку АD бісектриса ВАС а АЕ бісектриса АС то DAE = 1/2 DAB. Звідси DAB = 120/3*2 = 80. Поскольку DAC равно DAB то ВАС = 2DAB = 2*80 = 160

30.

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