Posted by julie on Sunday, March 7, 2010 at 4:57pm.
i have a test coming up and i have no idea how to do rotations on a cartesian coordinate system. please help me!!

math  MathMate, Sunday, March 7, 2010 at 7:37pm
Let
P=(x0,y0), original position of a point P
P1=(x1, y1), position of P after rotation through an angle θ.
P1=RP
where
R=rotation matrix in two dimensional space about the origin:
cos(θ) sin(θ)
sin(θ) cos(θ)
For more information, look up:
http://en.wikipedia.org/wiki/Cartesian_coordinate_system
Answer This Question
Related Questions
 Math  Let P be the point (0,1) and Q be the point (3,2). In this Cartesian ...
 Maths  Polar Coordinate Systems  I've received an assignment to investigate ...
 Math  why is the Cartesian Coordinate System unique? The system is unique ...
 Math  Historically, why is the Cartesian Coordinate System unique? The system ...
 Math  Why is the Cartesian System unique? The Cartesian System is unique ...
 MathAlgebra  Can I please have help as to how to solve a system using ...
 Geometry  Historically, why is the Cartesian Coordinate System unique? The ...
 Math  Is the middle point in the Cartesian Coordinate system correctly called ...
 Physics please help  TIgers pitcher justin throws a basketball staright upward ...
 Math  Point A lies at (2, 3) on a coordinate system. If the coordinate axes are...
More Related Questions