Answer:
cos60 - cos 72
Step-by-step explanation:
you can have an angle measure between 60 and 72 hence cos 60 - cos 72
hope this helps
The answer is the same as the question. 1.75
Answer:
Step-by-step explanation:
Answer:
a-3
b-2/8 or 1/4 or 25%
Step-by-step explanation: