Answer:
0.707
Step-by-step explanation:
cos in the 4th quadrant is positive as well as in 1st quadrant.
cos(-45°) is in the 4th quadrant.
So cos40° must equal cos(-45°) which is 0.707.
Answer:
75%
Step-by-step explanation:
100-25 = 75
Answer:
what's the height? and are the numbers listed multiple choice?
For this case we have that in one hour there are 60 minutes. On the other hand, we have that 1 mile equals 5280 feet.
So, we have:

So, given an amount per foot per minute, we must multiply by
and get miles per hour
ANswer:
