Analytic Geometry - Two-Dimensional Coordinate System - 1

Kamis, 21 Mei 2020

Two-Dimensional Coordinate System

 

•  Circumcenter (Intersection of the Side Perpendicular Bisectors) of a Triangle

Figure

 

 

• Circumcenter (Intersection of the Side Perpendicular Bisectors) of a Triangle

 

Figure

 

• Area of a Triangle

• Area of a Quadrilateral

 

Figure

 

Note: In formulas (figure) we choose the sign (+) or (–) so that to get a positive answer for area.

 

 

• Distance Between Two Points Coordinates

 

Figure

 

 

• Converting Rectangular Coordinates to Polar Coordinates

x= r cos φ, y = r sin φ.

 

Figure

 

 

• Converting Polar Coordinates to Rectangular Coordinates

 

Sumber

Labels: Mathematician

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