Question

What will be the new position of the given point (–1, –3) after rotating 1800 about the origin?

Answer 1

(1, 3 )

Explanation:

under a rotation of 180° about the origin

a point (x, y ) → (- x, - y ) , then

(- 1, - 3 ) → (1, 3 )

Answer 2

Explanation:

Both od the signs of the coordinates will be reversed if rotating 180 degrees

(1,3)