Answer:
what is it
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given


Required

First, calculate 
We have:

This gives:

Substitute 


Substitute 



Split

This gives

Answer:
angle P congruent to angle N
Step-by-step explanation:
You know the angles at Q are congruent.
If angle P is congruent to angle N, then angle R is congruent to angle D.
Then both triangles are similar.
Answer:
N/A.
Step-by-step explanation:
I will not answer your question and I will be flagging it due to you adding a test/exam question.