What is the radius of a circle with an area that is three times its circumference?

Which best describes the function on the graph? direct variation; k = −2 direct variation; k = -1/2 inverse variation; k = −2 inverse variation; k = -1/2

Graph the line with the given slope m and y-intercept b. m=-3,b=1

Typically a point in a three dimensional cartesian coordinate system is represented by which of the following answers in the picture !