Please help in triangle

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ABC is an isosceles triangle with AB=BC and ∠ABC=123∘. D is the midpoint of AC, E is the foot of the perpendicular from D to BC and F is the midpoint of DE. The intersection of AE and BF is G. What is the measure (in degrees) of BGA?

  • Please help in triangle -

    90 degree

  • Please help in triangle -

    please give me solution!!!!! Please

  • The royal acdemy of advance learning -

    don't, answer

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