Предмет: Геометрия, автор: anastasiakuznec

Периметр треугольника AOR равен 30 см, периметр четырёхугольника AORF равен 32 см. При этом ∠RAF = ∠ORA, OR = AF. Найти AR.
Срочно! С объяснением

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Ответы

Автор ответа: Foreverweareyoung
15

Ответ: 14 см

Объяснение: 32 см делим на 2 получаем две стороны

AO и OR или AR и FR сложенных вместе. Так как периметр треугольника равен 30 см из них мы вычитаем сумму этих сторон и получаем AR = 14 см.

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