The answer to this question has to be 8
Answer:

Step-by-step explanation:
Since we're looking at perpendicular lines, the slope of the new line is the reciprocal of the original line.
So the slope of our new line is 
So far, we are looking at 
Now we need to find the b value by plugging in the given point.

So the final equation is 
Answer:
b. using a sample of size 40
Step-by-step explanation:
edg 2020
Answer:
80.56%
Step-by-step explanation:
divide 36 by 29 and you get 0.8055555555. Change that into a percent to get 80.56%