Ineed with some algebra problems.
find the domain and range of the relation {(0,0), (2,4), (-4,0), (4,0)}. then determine whether the relation is a function.

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288