a=5cm
h=5cm
Pp=(a²√3)/4 =(5²√3)/4=(25√3)/4cm²
Pb=3·a·h=3·5·5=75cm²
Pc=2Pp+Pb=2·(25√3)/4 +75=(25√3)/2 +75 =25(√3/2+3)cm²
V=Pp·h=(35√3)/4 ·5=(125√3)/4 =31¼√3 cm³
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a=5cm
h=5cm
Pp=(a²√3)/4 =(5²√3)/4=(25√3)/4cm²
Pb=3·a·h=3·5·5=75cm²
Pc=2Pp+Pb=2·(25√3)/4 +75=(25√3)/2 +75 =25(√3/2+3)cm²
V=Pp·h=(35√3)/4 ·5=(125√3)/4 =31¼√3 cm³