Find the circumference of the circle whose radius is7.7cm

Which of the following answers is 5/25 simplified? 1/5 5/5 2/5 1/25

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.