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Hello World2019-07-11 22:00:59
Mathematics
Hello World, 2019-07-11 22:00:59

How can you find the coordinates of a vector?

I know the values ​​x, y, x1, y1.
How can you calculate the values ​​of x2, y2.
l - distance
Between vectors 90°
5d2787b0b060e108576924.png

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Griboks, 2019-07-11
@hello-world00

It is necessary to rotate the vector {x1, y1} by an angle counterclockwise. The resulting coordinates will be x2, y2.

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