oblicz pole graniastosłupa dodany załącznik
pole podstawy
P=(a+b)*h:2
P=(5+2,5)*2,5:2
P=18,75:2=9,375 cm ²
Pb=2*6*2,5+5*6+3,5*6=30+30+21=81 cm²
Pc=2Pp+Pb
Pc=2*9,375+81=99,75 cm²
2,5*6=15cm²
3,5*6=21cm²
5*6=30cm²
2,5*2,5=6,25cm²
3,5*2,5*2,5=21,875cm²
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pole podstawy
P=(a+b)*h:2
P=(5+2,5)*2,5:2
P=18,75:2=9,375 cm ²
Pb=2*6*2,5+5*6+3,5*6=30+30+21=81 cm²
Pc=2Pp+Pb
Pc=2*9,375+81=99,75 cm²
2,5*6=15cm²
2,5*6=15cm²
3,5*6=21cm²
5*6=30cm²
2,5*2,5=6,25cm²
3,5*2,5*2,5=21,875cm²