Sides of a polygon with angle already given?

Use the graph of the sine function y=2sinθ shown below

Four equations are shown below.equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list.why each equation you identified is linear or nonlinear.nd one nonlinear equation from the list. state a reasonlinear equation

If two points are given,then exactly one line can be drawn through those two points.which geometry term does the statement represent