Rotations rule from words

Front

If you were to rotate ABCD 90° counterclockwise about the origin, what would the algebraic rule be?

Back

(-y, x)

Front

What is the algebraic expression of rotation for this shape that rotated 270⁰ counterclockwise about the origin?

Back

(x,y) --- (y, -x)

Front

Triangle A is rotated 90° clockwise with the origin as the center of rotation. Which rule describes rotating 90° clockwise?

Back

(x,y)→(y, -x)

Front

Triangle A is rotated 270° counterclockwise with the origin as the center of rotation. Which rule describes this rotation?

Back

(x,y)→(y, -x)

Front

Triangle C is rotated 180° clockwise with the origin as the center of rotation. Which rule describes this rotation?

Back

(x,y)→(-x,-y)

Front

Triangle D is rotated 360° clockwise with the origin as the center of rotation. Which rule describes this transformation?

Back

(x,y)→(x,y)

Front

Triangle B is rotated 90° counterclockwise with the origin as the center of rotation. Which rule describes this transformation? Options: (x,y)→(y, -x), (x,y)→(x,y), (x,y)→(-x,-y), (x,y)→(-y,x)

Back

(x,y)→(-y,x)