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sorry, didnt give the calculations. AB is parallel to DC. AD is parallel to BC. ∠ CDB = 66°. ∠ CAB = 26°. Work out x,
Because DC and AB are parallel lines cut by a transversal, angle CDB = angle DBA = 66°
And......by the experior angle theorem.... x = sum ( angle CAB + angle DBA )
So.... x = 26 + 66 = 92°