Don't know if it's right, but do let me know! use percentage to visualise your workings. :)
Step-by-step explanation:
By Exterior Angle Theorem,
81° + b = 117°.
=> b = 117° - 81° = 36°.
Answer: y= 1.2x
Step-by-step explanation: input the x and y to each of the equations the one above is. The closes to true. So it is the line of best fit.
The answer is the function is not one to one