What aare the domain restrictions for (x^2-3x-18)/(x^2-9)

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

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

You are riding your bike and notice the square sign above. you mentally draw a straight line from point a to c. describe the angle relationship between dca and bca