For question 18 pls ,and show work

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

Taylor wants to paint his rectangular deck that is 41 feet long and 24 feet wide. a gallon of paint covers about 350 square feet. how many gallons of paint will taylor need to cover the entire deck? round your answers to two decimal places when necessary.