a=6cm <=l
r=3cm
h²=a²-r² => h=5cm
V= 1/3 * Pp * h = 1/3 * Pir² * h = 1/3* 3,14 * 3² * 5 = 47,1 cm³Pb= Pi * r * l = 3.14 * 3 * 6 = 56,52 cm²
l=a=6cm
r=1/2a=1/2*6=3cm
H=h=a√3/2
H=6√3/2=3√3cm
V=1/3PpH
V=1/3pir^2H
V=1/3* 3*3√3pi
V=3√3pi cm^3
Pc=pir^2+pirl
Pc=3^2pi+3*6pi=9pi+18pi
Pc=27pi cm^2
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a=6cm <=l
r=3cm
h²=a²-r² => h=5cm
V= 1/3 * Pp * h = 1/3 * Pir² * h = 1/3* 3,14 * 3² * 5 = 47,1 cm³
Pb= Pi * r * l = 3.14 * 3 * 6 = 56,52 cm²
l=a=6cm
r=1/2a=1/2*6=3cm
H=h=a√3/2
H=6√3/2=3√3cm
V=1/3PpH
V=1/3pir^2H
V=1/3* 3*3√3pi
V=3√3pi cm^3
Pc=pir^2+pirl
Pc=3^2pi+3*6pi=9pi+18pi
Pc=27pi cm^2