х см - сторона квадрата
х2 (см2) - площадь квадрата
Ширина вырезанного прямоугольника - 5см
Длина=стороне квадрата = хсм
5х - площадь прямоугольника
х2-5х=150
х2-5х-150=0
D=b2-4ac
D=625
х=(5+25):2
х=15(см) - сторона квадрата
15*15=225(см2) - площадь квадрата
uoiodyydosyooysypstoe a sept so I spent a lot of honor the second half of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the
uoiodyydosyooysypstoe a sept so I spent a lot of honor the second half of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the
uoiodyydosyooysypstoe a sept so I spent a lot of honor the second half of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the
uoiodyydosyooysypstoe a sept so I spent a lot of honor the second half of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the
uoiodyydosyooysypstoe a sept so I spent a lot of honor the second half of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the extension of the
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