Предмет: Математика, автор: artemyurkevich

Найдите сторону и периметр квадрата, площадь которого равна 144 СМ 2

Ответы

Автор ответа: svetazuna

0

площадь квадрата:
S = а² ,
значит сторона квадрата:
а = √S = √144 = 12 см,
периметр квадрата:
Р = 4 * а = 4 * 12 = 48 см,

ответ: сторона а = 12 см, периметр Р = 48 см

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