SOLUTION: photo link- https://docs.google.com/document/d/1FpwPq2JeKGwSNEmgENaguQZU8G7zN27P3Tpzgv7kbSU/edit?usp=sharing Explain why ABD = DBC.

Question 1181135: photo link- https://docs.google.com/document/d/1FpwPq2JeKGwSNEmgENaguQZU8G7zN27P3Tpzgv7kbSU/edit?usp=sharing
Explain why ABD = DBC.
Answer by Edwin McCravy(20060) (Show Source): You can put this solution on YOUR website!

AB:BD:DA = 2:4:5
DB:BC:CD = 4:8:10 = 2:4:5

Thus triangle ΔABD ∽ ΔDBC

∠ABD = ∠DBC because they are corresponding angles of similar triangles.

Edwin

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