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given angle BEC=130
angle ECD=20
angleDEC=180-130(linear pair)
angle DEC=50
so angle BDC=180-70=110
angle BAC=110(by theorem that angles subtended on the same......)
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Hi there here's your answer
Hope it helps
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amisha200311:
no its not angles in a semicircle it has a theorem
yeah sorry
learnt it last year
ya l forgot the theorem
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