Предмет: Математика, автор: angelinka567

Три точки А B С лежат на одной прямой длина отрезка АB 3 см отрезка BC 7 см. Найди длину отрезка

Ответы

Автор ответа: skilled123

3+7=10
AB+BC
т.к AB=3, BC =7

Автор ответа: irakon63

1) АВ+ВС = АС = 3+7 = 10 см (первый вариант) когда точки лежат так А, В, С (слева на право)

2) второй вариант точки расположены так С, А, В, тогда СВ=ВС-АВ=7-3=4, а весь отрезок СВ = 7 см

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