Odpowiedź :
Pc = 2Pp + Pb
[tex]64cm^2 = 16cm^2 + Pb[/tex]
[tex]64cm^2 - 16cm^2 = Pb[/tex]
[tex]Pb = 48cm^2[/tex]
[tex]48cm^2 : 6 = 8 cm^2[/tex]
Odpowiedź D.
Pc = 2Pp + Pb
[tex]64cm^2 = 16cm^2 + Pb[/tex]
[tex]64cm^2 - 16cm^2 = Pb[/tex]
[tex]Pb = 48cm^2[/tex]
[tex]48cm^2 : 6 = 8 cm^2[/tex]
Odpowiedź D.