Объем цилиндра V=pi×R²×H
R=D/2=H/2=12√2/2=6√2
V=π×(6√2)²×12√2 = 3.14×72×12√2 = 2713√2 = 3836.76 см²
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Объем цилиндра V=pi×R²×H
R=D/2=H/2=12√2/2=6√2
V=π×(6√2)²×12√2 = 3.14×72×12√2 = 2713√2 = 3836.76 см²