Решите задачу, пожалуйста!!!!! Дано: ∆ АВС ~ ∆ А1В1С1; АВ : А1В1 = 2:3; ВС = 12; АС = 15; S∆ABC = 36.
Найдите А1С1; В1С1; S∆A1B1C1
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