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Автор - katerina4456865

На сколько процентов уменьшится площать прямоугольника если его длину уменьшить на 20%, а ширину на 25% .

Ответ

Автор - Nigihayami

Ответ: Уменьшится на 40 процентов

Объяснение:

S=a*b

S₁ =  0,8a*0.75b = 0.6ab = 0,6S

Ответы и объяснения

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