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Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter10: Analytic Geometry
Section10.1: The Rectangular Coordinate System
Problem 48E: Consider the point Ca,b. What is the image of C after a counterclockwise rotation of a 90 about the...
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Determine the coordinates of the point P(x, y) resulting from a rotation of 70° centred at the origin and starting from the point (3, 0). (Hint: use SinA = y/r and CosA = x/r where A is the angle)

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