Answer:

Explanation:
First, you must observe the figure attached.
You can identify that:

Then, you can solve for the variable "x" in order to find its value. Then, you get that this is:

You can also identify in the figure that:

Since you know the value of "x", you can substitute it into the equation:

Finally, you must solve for the variable "y" in order to find its value. So, you get:
