Question

prove that Triangle AOB is congruent to Triangle COD​

Answer 1

In triangle AOB and triangle COD

AO=CO [GIVEN]

BO=DO [GIVEN ]

angle AOB= angle BOC (vertically pop. angle)

Therefore, triangle AOB congruent to triangle COD

Answer 2

In triangle AOB & COD,

<AOB = <COD [Vertically opposite angles]

AO = OC [Given]

OD = OB [Given]

Therefore,

triangle AOB and COD are congruent by SAS Congruence rule

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