Respuesta :

Answer:

∠ FED = 54°

Step-by-step explanation:

the secant- secant angle FED is half the difference of the intercepted arcs, that is

∠ FED = [tex]\frac{1}{2}[/tex] ( SC - FD ) = [tex]\frac{1}{2}[/tex] (165 - 57)° = [tex]\frac{1}{2}[/tex] × 108° = 54°

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