Предмет: Геометрия, автор: wasyakazol

Помогите пожалуйста решить задачу
Найдите площадь круга, ограниченного окружностью описанной около квадрата с периметром 12√2 см

postnormative: хз

Ответы

Автор ответа: postnormative
0

Ответ:

сторона квадрата равно 12√2:2 =6√2=> радиус равен r=6√2=>S=pr=>s=12√2•6√2=144см²

wasyakazol: ответ неправильный?
postnormative: ну я те написал что там трекгольник равнобедрегный
postnormative: позже
postnormative: и площадь будеь находиться по формуле 12•28:2
postnormative: посчита на калькуляторе
wasyakazol: все равно неправильно выходит, я сверил с ответом в конце книги
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