Instructions: On occasion, the notation = [A, θ] will be a shorthand notation for .
The rectangular coordinates of a point are (5.00, y) and the polar coordinates of this point are (r, 67.4°). What is the value of the polar coordinate r in this case?
◦ 1.92
◦ 4.62
◦ 12.0
◦ 13.0
◦ More information is needed.