In the given figure, tangents ac and ab are drawn to a circle from a point a such that angle bac = 30. a chord is drawn parallel to the tangent ac. find angel dbc.
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Answer:
given =/BAC=30°
Step-by-step explanation:
AC=AB(TANGENT FROM EXTERNAL POINT)
/ABC=/ACB
2/BCA+30°=180°
/BCA=75°
/BCA=/DBC
HENCE-/DBC =30°
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