modifying above upper Y upper Z with baris a tangent toA small circle is shown with a dot in its center.X, and X is the center of the circle. What is the length of the radius of the circle?

Question

A circle X is shown. Point Y is just right of the top of the circle. Point Z is outside the circle at the right. A line segment labeled 10 extends slightly down and to the right to point Z. A segment extends from X slightly up and right to point Z. The portion of this segment outside the circle is labeled 8. Radius X Y is shown.
(1 point)
Responses

42
42

2.25
2.25

6
6

12.8

Answer 1

12.8