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8-29.
  1. Examine the diagram below. Assume that AD and BE are line segments, and that BCDC and ∠A ≅ ∠E. Prove that ABED. Use the form of proof that you prefer (such as the flowchart or two‑column proof format). Be sure to copy the diagram onto your paper and add any appropriate markings. Homework Help ✎

The triangles are congruent by AAS ≅.