132,676 views
34 votes
34 votes
Identify the coordinates of H' after a 180° rotation about the origin.

Identify the coordinates of H' after a 180° rotation about the origin.-example-1
User Etang
by
2.5k points

1 Answer

25 votes
25 votes

Answer: (4, -2) which is choice A

Step-by-step explanation:

The rule I used is
(x,y) \to (-x,-y)

Simply swap the sign of each x and y coordinate to go from (-4, 2) to (4, -2)

This rule only works for 180 degree rotations. It doesn't matter if you go clockwise or counterclockwise.

User Manoj Kumawat
by
3.3k points