When their endpoint angle measure up to 180 then they can be called opposite rays
The answer is 23.5 ...probably
Other people answer for you :) like I am now
(5,0) and (10,-10) is on the line and (5,0) is not so the answer is (5,0)
Answer:
We can use excel regression data analysis tool to find the equation of the regression line that best fits the data.
The excel output is attached here.
Therefore, the equation of the linear regression is:

Where:
21.9028 is the intercept and 1.5736 is the slope.