Answer:
-x + 20y
Step-by-step explanation:
trust me.. its right
Answer:
3 inches rounded but actually 3.14961
Step-by-step explanation:
The Law of Cosine states
cos

so plugging in the numbers gives us
cos

We now have cosJ so plug that into your calculator and find arccos (arccos(cos(J)) = J)
arccos

rounding your answer will give you 34°
Answer:-16/11
Step-by-step explanation: