Final answer:
The provided question does not contain enough information to answer it accurately.
Step-by-step explanation:
It seems like there is some confusion in the question you provided.
The information and equations provided do not directly relate to finding the value of zz in the context of similar quadrilaterals.
It is important to provide the relevant information and equations related to the question so that we can provide an accurate answer.
Please revise your question with the necessary details.