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I need help asap!!!!Please explain the answer

I need help asap!!!!Please explain the answer-example-1
User Elmt
by
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1 Answer

2 votes

Answer:

5th option

Explanation:

The secant- tangent angle DCB is half the difference of the intercepted arcs, that is

∠ 1 =
(1)/(2) ( AD - BD)

User Boio
by
5.7k points