Cos (A) + Tan (A) Sin (A), Sec (A)=

What is the approximate circumference of the circle shown below?

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.

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?