Предмет: Геометрия, автор: ggwpaaaaa

Нужно решить задачу (только)! B1

Приложения:

Ответы

Автор ответа: Alenka1888
0

Ответ:

BM=7.2 AM=4.8

Объяснение:

Биссектриса АМ делит противоположную  сторону на части, пропорциональные прилегающим сторонам:

BM/MC=AB/AC

BM/MC=12/8

12х+8х=12

20х=12

х=0.6

BM=0.6*12=7.2

AM=0.6*8=4.8

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