31,545 views
4 votes
4 votes
What is the image of the point (4,0) after a rotation of 90° counterclockwise aboutthe origin?

User Katheryn
by
2.4k points

1 Answer

8 votes
8 votes

To rotate a point 90º counterclockwise you have to invert the place fo the coordinates, for example:

(x,y) → (y,x)

Then you have to change the sign of the

User Mehdok
by
2.6k points