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dimaraw [331]
3 years ago
7

What is the image of point R after a counterclockwise rotation on 270 degrees about the orgin?

Mathematics
1 answer:
alexandr1967 [171]3 years ago
4 0
I will use ccw for countercloclwise and cw for clockwise for this explination.

A 270 ccw rotation is the EXACT same as a 90 cw rotation.  So to perform a 90 degree cw rotation all that has to be done is swap the x anf y coordinates and change the sign on the y.  As a general form:
(x, y) becomes (y, -x)

In your problem R is at (3, 6) so swap the 3 and 6 to get (6, 3) now change the sign on the 3 to get R' as (6, -3)
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