I'm bored lol is anyone else bored?

The line containing the midpoints of the legs of right triangle abc where a(-5,5), b(1, 1), and c(3, 4) are the vertices.

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

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?