1. Bright Light Electronics has seen changes in its financial performance over the last four years. The following data represents the company's annual revenue and net income in millions of dollars:

Year	Revenue ($M)	Net Income ($M)
2019	200	20
2020	220	25
2021	250	30
2022	280	35

Using the data provided, plot a line graph showing the trend of revenue and net income over the years. Calculate the average annual growth rate of revenue and net income.