Answer/Step-by-step explanation:
✔️<1 can be named in two ways using letters, with the middle letter being the letter of the vertex of the angle. Thus is can be named as:
or as 
✔️It is unclear to name <1 as <D because <2 can equally be named as <2 since both angles share a common point or vertex D.
The answer would be 10 because if u put abcde over fghij, hi and cd are the same place so its the same answer or a mulitple of 10
Step-by-step explanation:
Given
Two similar triangles i.e. 
from the figure, In 

Also, In 

Answer:
Ummmm i think the answer is: D and C
Step-by-step explanation:I hope this helps! bye bye!
:3