Answer:
question 22 ) 3.325
Step-by-step explanation:
I use the app photo math. Its free and shows you all the steps.
Answer:
cos -60° =
,
cos 660° = 
Step-by-step explanation:
hope it helps
Answer: 
Step-by-step explanation:
We need to use the following formula to find the Midpoint "M":

Given the points (-5,13) and (6,4) can identify that:

The final step is to substitute values into the formula.
Therefore, the midpoint of the segment between the points (-5,13) and (6,4) is:

Here's a good rhyming rule to keep in mind.
Zero to four, you get no more.
Five to nine, move up one time.
With this rule you can see that there is a 5 at the end, therefor you should round up. Your number is 720.
The answer is 212 because you subtract 550-338 equaling 212