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9.8: Площа та об'єм подібних твердих речовин
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&\ frac {0,5\ mathrm {in}} {2\ mathrm {ft}} =\ frac {4\ mathrm {in}} {x\ mathrm {ft}}\ quad\ frac {0.5\ mathrm {2}\ mathrm {ft}} =\ frac {3\ mathrm {in}} {x\ mathrm {ft}}\ квадратний\ frac {0.5\ mathr...&\ frac {0,5\ mathrm {in}} {2\ mathrm {ft}} =\ frac {4\ mathrm {in}} {x\ mathrm {ft}}\ quad\ frac {0.5\ mathrm {2}\ mathrm {ft}} =\ frac {3\ mathrm {in}} {x\ mathrm {ft}}\ квадратний\ frac {0.5\ mathrm {in}} {2\ mathrm {ft}} =\ frac {6\ mathrm {in}} {x\ mathrm {ft}} V = 4\ mathrm {in}\ mathrm {in}\ mathrm {in} thrm {in}\ раз 8\ mathrm {in}\ раз 8\ mathrm {in}\\