help! i dont understand what the question is asking
![help i dont understand what the question is asking class=](https://us-static.z-dn.net/files/df9/d19f707691ff89d35bd8d5ae43bcb242.png)
the diameter of circle = 2 the radius of the circle
[tex]< = > 11\frac{4}{5} = 2(z+3.6)\\ < = > \frac{59}{5}=2z + \frac{36}{5}\\ < = > 2z = \frac{23}{5}\\ < = > z=\frac{23}{10}=2\frac{3}{10}[/tex]
ANSWER: z = 2 3/10
Ok done. Thank to me :>