In photography class, the teacher has asked the class to make three identical circles for a film developing exercise. The teacher states that she wants each student to cut only one piece of paper and that the paper must be folded correctly in
order to produce exactly three identical circles. Explain how the paper should be folded.

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab

Aright cylinder has a diameter of 8 m and a height of 6m. what is the volume of the cylinder