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2*150=300
300m=30000cm
25*25=625cm²
30000÷625=48
Trzeba wyłożyć 48 kafelek.
25m=2500cm
2m=200cm
Pcałkowitebasenu=Pp+Pb
Pp=a*b
Pp=600cm*2500=1500000cm2
Pb=2*p1+2*p2
p1=200cm*600cm=120000cm2
p2=200cm*2500cm=500000cm2
Pb=2*120000cm2+2*500000cm2=
Pcb=1500000cm2+1240000cm2=2740000cm2
Pkafelki=25cm*25cm=625cm2
2740000cm2:625cm2=4384
Odp.:Trzeba zamowić 4384 kafelki