October 2018 1 13 Report

Ej słuchajcie licze zadanie z matmy.. i ilecze ile litrów farby mi będzie potrzebne na pomalowanie pokoju.. powiedzcie mi czy to jest dobrze :(

ściana 1.

7mx5=35m2

drzwi 1,18mx0,90m=1,062m2

Belka: (1,30mx0,25m)x2=0.65m2

[(1,30+1,15)x0,25]:2=0,6125:2=0,30625m2

Razem:0.65m2+0,30625m2=


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