Xavier survey students to see how many hours the exercise each week. He displays the result in a box plot. Where is the median located on the box plot?

In triangle abc segment de is parallel to the side ac . (the endpoints of segment de lie on the sides ab and bc respectively). find de, if ac=20cm, ab=17cm, and bd=11.9cm;

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

Which of the following circles have their centers on the x-axis? check all that apply.