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Zad 3
a)
OA/OA₁= AB/A₁B₁
OA/OA₁=⅔
A₁B₁=OB₁-OA₁=3
AB/A₁B₁=⅔
b)
ANALOGICZNIE
6,8/14=17/35
14,2/17=71/85 tu sie nam nie zgadza
Zad 5.
x=CE
2/1=x/1,5
x=3 [dm]