" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Pb=12cm²
a=2cm
12=3/2*2*h
12=3h
4=h
r=a√3:6=2√3:6=√3/3
H²=h²-r²
H²=4²-(√3/3)²
H²=16-1/3=15 i 2/3
H=√(47/3)
Pc=a²√3:4+Pb
Pc=2²√3:4+Pb
Pc=√3+12
V=1/3*a²√3:4*H
V=1/3*(2²√3:4)*√(47/3)
V=1/3*√3*√(47/3)
V=√47 / 3