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BIGDOG96 Group Title

Which statement must be true to prove that segment DE is parallel to segment CA? 1 : DC = 5 : EA 4 : DC = 3 : EA 1 : EA = 5 : DC 4 : EA = 3 : DC I don't get this.

  • one year ago
  • one year ago

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  1. BIGDOG96 Group Title
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    • one year ago
  2. BIGDOG96 Group Title
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    @psi9epsilon and @PaxPolaris I really don't get this.

    • one year ago
  3. BIGDOG96 Group Title
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    @sarahseburn Can you help me?

    • one year ago
  4. psi9epsilon Group Title
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    hint 20/ DC = 15 / EA,

    • one year ago
  5. psi9epsilon Group Title
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    Also 20/bc=15/ab, use these relations, i have given you lots of clues to start

    • one year ago
  6. BIGDOG96 Group Title
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    But what am I looking for/doing?

    • one year ago
  7. psi9epsilon Group Title
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    you need to find a ratio that matches the given options, the ratio willbe help you identify the condition why the lines may be parallel also if you should know about similarity of triangles, thats where these relations come from

    • one year ago
  8. BIGDOG96 Group Title
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    Oh, so the answer would come out to B.

    • one year ago
  9. BIGDOG96 Group Title
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    Right?

    • one year ago
  10. psi9epsilon Group Title
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    aha

    • one year ago
  11. psi9epsilon Group Title
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    sounds good ? i m taking off here good luck

    • one year ago
  12. BIGDOG96 Group Title
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    Oh man...okay thanks, bye.

    • one year ago
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spraguer (Moderator)
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