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What is the image of the point (1,5) after a rotation of 180 counterclockwise about the origin?

User Oggy
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1 Answer

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19 votes

We have the point (1,5)=(x1,y1)

In order to find the coordinate of the point after a rotation of 180°, we use the next equation

(x2,y2)=(-x1,-y1)

then the new point is

(x2,y2)=(-1,-5)

User Innat
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