Question

0.7 ,
In figure, AB||CD, Prove that AAOB - ADOC​

Answer 1

AB∥CD ( given )

In △AOB and △DOC,

∠AOB=∠DOC (Vertically opposite angles)

∠OAB=∠ODC (Alternate angles)

∠ABO=∠DCO (Alternate angles)

From AAA (angle-angle-angle) similarity theorem,

△AOB∼△DOC

Answer 2

Answer:

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