Answer:
I think
Step-by-step explanation:
y might be 50 degrees
z might be 40 degrees
w might be 140 degrees
x might be 130 degrees
The triangle is kinda square so multiply and you should get 24
Your question is:

Then, the above formula equate:

Factor out 8 from the numerator we get:

Factorization of the denominator:

Simplifying the numerator and the denominator by (u-9) we get:
5.7mm would be more precise. It's more exact. <span />