Answer:
87.92 would be correct............
Answer: triangle F
Step-by-step explanation:
Answer:
or 
Step-by-step explanation:
Look at photo attached.
Hope this helpsʕ•ᴥ•ʔ
hmmm let's find the distance between B and C first off.

hmmm if BC is that much, then AB + AC = 7, since AB + AC + BC = 12 which is the perimeter, Check the picture below.