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5 votes
PLEASeeeee helppp.Anyone someon​

PLEASeeeee helppp.Anyone someon​-example-1

1 Answer

5 votes

Answer:

32 (degrees)

Explanation:

Triangles AED and ACB share a common angle A.

Two of the corresponding sides have the same ratio: AB=AD+DB=2AD, AC=AE+EC=2AE

Therefore the triangles are similar.

Therefore the corresponding angles are congruent, in particular

∠AED ≅ ∠ACB

∠ECF is just another name for ∠ACB

∠AED ≅ ∠ECF

So their measures must be the same,

m∠AED = m∠ECF = 32°

answered
User Dan Watt
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