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bia_gonzalex

  • one year ago

Please Help

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  1. bia_gonzalex
    • one year ago
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  2. Michele_Laino
    • one year ago
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    here is my reasoning: let's consider the subsequent drawing: |dw:1433230063822:dw|

  3. Michele_Laino
    • one year ago
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    1) sides AD and BC are congruent, by hypothesis 2) angles DAO and OCB are congruent each other, since they are internal alternate angles of parallel lines AD and CB with transverse line AC 3) similarly, angles ADO, and OBC are congruent each other

  4. Michele_Laino
    • one year ago
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    So traingles ADO and OBC are congruent each other. What can you conclude then?

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