**1.**To recognize the possibility of denominating a point in another system of coordinates called polar coordinates.**1.1**Identify what pole, polar axis, angle and radius vector mean within a representation in polar coordinates.**1.2**Identify how a point is represented in polar coordinates.

**2.**To relate the use of polar and Cartesian coordinates by denominating a point.**2.1**Identify the use of a coordinate system.**2.2**Identify what information is provided by the polar coordinates, compared with the Cartesian coordinates.**2.3**Express the same point in polar and Cartesian coordinates.**2.4**Determine a point expressed in polar coordinates, in Cartesian coordinates and vice versa.**2.5**Locate a point expressed in polar coordinates.

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