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ASAP .
In the figure below, O is the centre of a circle where Angle OCD is an equilateral triangle. Angle OAB=20* and Angle AOD=127*. Find Angle BOC.

ASAP In the figure below O is the centre of a circle where Angle OCD is an equilateral triangle Angle OAB20 and Angle AOD127 Find Angle BOC class=

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caylus
Hello,

[tex]\widehat{BOC}=33[/tex]°
triangle AOB is isoscele ==> [tex]\widehat{OBA}=20[/tex]°
[tex]\widehat{AOB}=180-40=140[/tex]°
[tex]\widehat{BOC}=360-60-127-140=33[/tex]°






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