Find the cosine of ∠J. Write your answer in simplified, rationalized form. Do not round.
cos (J) =

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

If (17, 4) is an ordered pair of the inverse of f(x), which of the following is an ordered pair of the function f(x)? a. (17,4) b. (4.17) c. (4,0) d. 0,17)

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?