Trójkąt A'B'C' jest podobny do trójkąta ABC. Oblicz k i |B'C'| i |A'C'| jeżeli: |AB|= 10cm |BC|= 5cm |AC|= 8 cm |A'B'|= 4 cm
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k=|A'B'|:|AB|=4cm:10cm=⅖
|B'C'|=|BC|·k=5cm·⅖=2cm
|A'C'|=|AC|·k=8cm·⅖=3,2cm