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Se da: DB= 8cm ,BC=10cm , CA= 8 cm Aplicind teorema bisectoarei calculati AD=?

Răspuns :


[tex]\it \dfrac{AD}{BD} = \dfrac{AC}{BC} \Longrightarrow \dfrac{AD}{8} = \dfrac{8}{10} \Longrightarrow AD=\dfrac{8\cdot8}{10} =\dfrac{64}{10} = 6,4 cm[/tex]