# In a given fig,AB,BC,CD are equal chords of a circle with centre O and AD is a diameter. If angle DEF=110 . FIND angle FAB

Abhijit

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Kindly provide answer to this question please.
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Given: To find : solution : By semi circle]
Thus = 20?
circle]
In ?DOE ( O is the centre)
OE = OD [ radius of same circle]
Thus the circle is divided into six equal parts
Thus THUS ? DOE is an equilateral ??
Thus = 30?
m arc AB= 30?2=60?
m arc FA = 20?2 = 40?
therefore = 130?

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