January 2019 0 20 Report
Prosze o rozwiazanie i wyjasnienie :C
Oblicz pole trojkata ABC wiedzac ze trojkat A'B'C' o polu rownym 20cm2 (cm kwadratowe) jest podobnyu do trojkata ABC w skali 1= 1/3

zad2 trojkaty ABC i A'B'C' sa podobne. trojkat ABC ma boki o dlugosci 30 cm 45 cm i 60 cm. obwod trojkata ABC wynosi 18cm. oblicz dlugosci bokow trojkata A'B'C'

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