Answer: 1/2
Step-by-step explanation:
cosine=adjacent/hypotenuse
Cos (-60)=1/2
This is a special triangle
see below as the ratio of each side
Hope this helps!! :)
Please let me know if you have any question
A sample is relative if all the types of books are included.
The answer would be:
Yes, it is representative because each type of book was represented in the approximate proportion that exists in the
library
No, because if the angles are the same the length is the same too. It is a scalene, obtuse triangle if you need that as well.
Answer:
300
Step-by-step explanation:
