Wat is the area of this triangle 12 on the left side 13 on the right side an 5 at the bottom

In angle pqr find the measure of

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

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?