Answer:
Not enough info given
Step-by-step explanation:
There isn’t a accurate slope to find if they are parallel or perpendicular
First divide both sides by 5. Then you get the answer. -0 or 0 I'm not sure tho
Answer:

Step-by-step explanation:
Given

-- City C
--- City K
Required
Determine the 90% confidence interval
This is calculated using:

Calculating 




For a 90% confidence level, the z-score is 1.65. So:

Calculating the standard deviation 

So:


So:


Answer:
ionosphere
Step-by-step explanation:
In radio communication, skywave or skip refers to the propagation of radio waves reflected or refracted back toward Earth from the ionosphere, an electrically charged layer of the upper atmosphere
THE EQUATION IS 26 + 57 = X BECAUSE YOU ADD THE 2 NUMBERS TO GET THE VALUE WHICH IS X.