Find the area of the shaded region. round to the nearest tenth if necessary

The complement of an angle is one-sixth the measure of the supplement of the angle. what is the measure of the complement angle?

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?

Determine if this is a solution to the system