SOLUTION: Find the magnitude of a rotation in the coordinate plane about the origin under which the image of (x,0) is (-x,0)

SOLUTION: Find the magnitude of a rotation in the coordinate plane about the origin under which the image of (x,0) is (-x,0)

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Question 912272: Find the magnitude of a rotation in the coordinate plane about the origin under which the image of (x,0) is (-x,0)
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
You are rotating 180 degrees. You can see it if say x = 2. So (2,0) turns into (-2,0).
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