Asurvey of a random sample of moviegoers shows that 40% purchase popcorn to eat while watching the movie. if a theater has 80 people in it, how many people should you expect to have purchased popcorn?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.