Drag point P around the unit circle to find the values of the trigonometric functions.
sin(90°) = 1
cos(180°) = -1
sin(40°) = .643
cos(245°) = -.423

The approximate line of best fit for the given data points, y = −2x − 2, is shown on the graph.which is the residual value when x = –2? a)–2 b)–1 c)1 d)2