Answer:
D
Step-by-step explanation:
Let me know if it's correct
I think it would be 90 because every triangle equals 180 and since it’s a right angel that’s 90 degrees for the square and 90+90=180
Answer:
Option C.
Step-by-step explanation:
The given similarity statement is

We need to find the side which is corresponds with ED.
According to the given similarity statement the pairs of corresponding sides are:



Since, YX is corresponds with ED, therefore, the correct option is C.