watermelonsugar0 watermelonsugar0
  • 30-07-2020
  • Mathematics
contestada

Please help! I need help with this question!

Please help I need help with this question class=

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sqdancefan
sqdancefan sqdancefan
  • 04-08-2020

Explanation:

The vertical angles at C are congruent with each other, so we have the necessary conditions to invoke the SAS congruence postulate:

  ∆BCA ≅ ∆ECD

BA ≅ ED by CPCTC (corresponding parts of congruent triangles are congruent)

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