Answer:
A^2+B^2=C^2
Step-by-step explanation:
(A)^2+(B)^2+(A)+(B)+2Cos(a)=C^2
372.233
heart if it helped brain if im cool
The answer is <u><em>0.76075</em></u>!
<em>Hope this helps!</em>
B. 11i-4j+2k
