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1.
P=a*b
P=20*35=700m2
2.
0,0245*700=17,15m2
3.
[(2*20)+(2*35)]-3,5m=110-3,5=106,5m
4.
106,5*11=1171,5zł
5.
700/1000=0,7m2
Licze na naj....Pozdro :D
P=20*35=700m2
zad2
45%z 700
45/100*700=315m
zad3
2*20+2*35=110
110-3,5=106.5
zad4
106,5*11=1171,5zł
zad5
0,7m2