If pentagon ABCDE is rotated 180° around the origin to create pentagon A’B’C’D’E’, what is the ordered pair of point A’?

(2, -4)

(-4, -2)

(-2, -4)

(4, 2)

Question

If pentagon ABCDE is rotated 180° around the origin to create pentagon A’B’C’D’E’, what is the ordered pair of point A’?

 (2, -4)

 (-4, -2)

 (-2, -4)

 (4, 2)

anonymous · Answer

attachment

anonymous · Answer

just take the opposite of each coordinate in the preimage

anonymous · Answer

still need help :(

anonymous · Answer

Point A with coordinates (x,y) rotated 180 degrees around O gives point A' with coordinates (-x,-y).

anonymous · Answer

looks like (2, -4)

anonymous · Answer

look at what what @shivamsinha  says...
what are the coordinates of A?  just take the opposite of each coordinate and you'll have your answer.

anonymous · Answer

hello?

anonymous · Answer

@dpaInc it seems c dsnt wants 2 knw d concept behind