LGN I believe. If you look at how the ret part of the match corresponds with the next match, you can correspond the letters based on the other triangles.
Answer:
Figures with the same size and shape are congruent.
Answer:
200/12.5 and then you'll get the answer
Step-by-step explanation:

Any number to the power of
is itself. So,
.
Here are some more examples:


