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Is the image of point (8,-4) under the rotation R 90 degrees about the origin (8,4)

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connorcolin3 | (Level 1) Valedictorian

Posted March 29, 2012 at 8:09 PM via web

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Is the image of point (8,-4) under the rotation R 90 degrees about the origin (8,4)

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cosinusix | College Teacher | (Level 3) Assistant Educator

Posted March 29, 2012 at 9:47 PM (Answer #1)

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I don't thing so. (8,4) is the symmetric through the x-axis

 

R(8,-4)=(4,8)

 

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