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Pc = 2 * 3 * 0,5 * + 2 * 3 * 0,1 * + 2 * 0,5 *0,1
Pc = 3 + 0,6 + 0,1
Pc = 3,7cm²
V = 3 * 0,5 * 0,1
V = 0,15cm³
Sześcian:
Pc = 6 * 2²
Pc = 6 * 4
Pc = 24cm²
V = 2³
V = 8cm³
V=a*b*h=3*0,5*0,1=0,15cm³
Pc=2ab+2ah+2bh=2*3*0,5+2*3*0,1+2*0,5*0,1=3+0,6+0,1=3,7cm²
oraz Pc i V sześcianu o krawędzi 2 cm.
V=a³=2³=8cm³
Pc=6a²=6*2²=24cm²
Pc=2*a*b+2*a*c+2*b*c
a=3cm
b=0,5cm
c=0,1cm
Pc=2*3cm*0,5cm+2*3cm*0,1cm+2*0,5cm*0,1cm
Pc=3cm²+0,6cm²+0,1cm²
Pc=3,7cm²
V=a*b*c
V=3cm*0,5cm*0,1cm
V=0,15cm³
sześcian
Pc=6*a²
Pc=6*2²
Pc=6*4
Pc=24cm²
V=a³
V=2³
V=8cm³