To my understanding, it would be 275.
Answer:
to me it looks like the answer would be letter D. let me know your results!!
:D
Answer:
Hope this helps
Step-by-step explanation:
15.5
10
(Computer won't do fractions so 15.5 out of 10 or 15.5 in decimal form)
1 11 21 31 41 51 61 71 81 91
Notice the picture below
what we have, is really an angle, encroached by two sides
thus, use the Law of Cosines