H is the answer
and the line of the symmetry is like the picture
Use the law of cosines to find a:

So to use the given numbers you get:

Which would come out to equal about 35.94
so a=35.9
It is 2.1 inches longer. Plz plz plz give me brainiest answer I only need 3 more to rank up. If u do I will show my work and show the answer as a fraction.
Answer:
11M + 2X + 8
Step-by-step explanation:
Hope this helps!! :))