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abilovafaxriya12

Ответ:

 0,2*0,2= 0,04  площадь 1 плитки

1 м² :0,04= 25 плиток на 1 м  ²

6 м*4,6м= 27,6 м²  S комнаты

27,6*25=690 S

удачи)_

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