Q. 174.7( 6 Votes )

In the given figure, and AB = 5 cm. Find the value of DC.


Answer :

In AOB and COD,

AOB = COD (Vertically opposite angles)


(given)


Therefore according to SAS similarity criterion,


AOB ~ COD


Since, triangles are similar, hence corresponding sides will be proportional





DC = 10cm


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