Question

e image of the point (1, -2) after a rotation of 180° about the origin is

(-2, 1)
(2, -1)
(-1, 2)

Answer 1

okay, lets do this graphically.

Answer 2

Now, we need to rotate it!

Answer 3

No, just stand on your head :-)

Answer 4

in which quadrant will it be 180 degrees @Nallely

Answer 5

try drawing it and rotate 180 degrees