Answer:
39
Step-by-step explanation:
150 times .26 will give you 39
Here is how I did it. I hope this helps!
Answer:
cos -60° =
,
cos 660° = 
Step-by-step explanation:
hope it helps
D. , this is a good way because this way you can easily multiply and then you'll see your answer right in front of you.
** This is an opinionated question so you don't have to listen to my answer but please rate my answer. Thanks!