ariellemoo
ariellemoo ariellemoo
  • 01-05-2018
  • Mathematics
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Аноним Аноним
  • 01-05-2018
[tex] \dfrac{AC}{AB} = \dfrac{CE}{BD} [/tex]

[tex] \dfrac{12}{4} = \dfrac{15}{BD} [/tex]

[tex]BD = \dfrac{15 \times 4}{12} [/tex]

[tex]BD =5[/tex]
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