# 13.1.2 - 13-1 and 13-2 Coordinate Systems in a Plane A...

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Unformatted text preview: 13-1 and 13-2 Coordinate Systems in a Plane A) Definitions a. Axes b. Origin c. Quadrants d. Ordered Pairs e. Plotting Points (1,4), (-2,4), (-3,-2), (2,-3) f. Coordinates i. x-coordinate 1. of a Point P is the coordinate of the foot of the perpendicular from P to the x-axis ii. y-coordinate 1. of a Point P is the coordinate of the foot of the perpendicular from P to the y-axis. B) Plotting points in three-dimension Plot the point (4,3,1) a. Projections i. Of a point into a plane is the foot of the perpendicular from the point to the plane b. Examples) i. Name the point which is the projection of the point (0,2) into the x-axis ii. Name the point which is the projection of the point (4,3) into the x-axis, y-axis? ...
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## This note was uploaded on 05/16/2011 for the course ALGEBRA 098 taught by Professor Johnson during the Spring '09 term at Grand Valley State.

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13.1.2 - 13-1 and 13-2 Coordinate Systems in a Plane A...

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