Dane:
a = 8cm
b = 10cm
c = 3cm
h = 6cm
H = 20cm
Szukane:
V = ?
Pc = ?
Wzory:
[tex]V = Pp * H\\Pp = \frac{(a+b)*h}{2}\\Pc = 2Pp + Pb\\Pb = aH+bH+2cH[/tex]
Obliczenia:
[tex]Pp = \frac{(8cm+10cm)*6cm}{2}=\frac{18cm*6cm}{2}=9cm*6cm=54cm^2\\Pb=8cm*20cm+10cm*20cm+2*3cm*20cm=160cm^2+200cm^2+120cm^2=480cm^2\\Pc = 2*54cm^2+480cm^2=108cm^2+480cm^2=588cm^2\\V=54cm^2*20cm=1080cm^3[/tex]
