Giving out free points!

Can you me find area of the shaded region?

Arealtor is studying the graph above, which shows the expected value of properties in her area over the next 24 years. if t represents the number of years after 2014, in what year should the increase in property values start to slow down? a. 2008 b. 2018 c. 2022 d. 2030

The measure of the angles supplement is 30 more than four times that of its complement. find the measure of the angle described