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v=√2/12*a³
P=√3*4³=64√3
v=√2/12*64
v=16/3 √2 = 5⅓√2
mozna jeszcze wyciagnąc pieriastek i wtedy mamy
P=64*1,7321≈110,8544
V=5,5*0,1179≈0,64845
Pp=4×(a²√3)/4=a²√3=16√3 cm²
Objętość można policzyć ze wzoru:
V=1/12a³√2=1/12×64√2=64/12×√2=(16√2)/3 cm³