Respuesta :

richardjiang2004

Answer:

6°

Step-by-step explanation:

First thing to do is to find x,

Angle STU is exactly half of RSU because of the properties that a circle has

so the information that he have is

[tex]\frac{x}{2}-12=x-10\\\\x-24=2x-20\\\\-4=x[/tex]

now plug in x for x-10

we get 6

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