Answer:
Hey there!
We can write this equation:
cosine xyz=6/15, or 0.4
arc cosine 0.4= 66.4
Thus, angle xyz is 66.4 degrees
Hope this helps :)
Answer:
B
Step-by-step explanation:
I think the answer would be B=7.9 17.1 20.7 32.6
sorry if incorrect
900 divided by 360 is 2.5 so 24+24+12=60