PLZ HELP I NARROWED IT DOWN! What transformation was performed on triangle ABC to create triangle A apostrophe B apostrophe C apostrophe ?

A.

rotation 90° counterclockwise about the origin

B.

rotation 180° about the origin

C.

reflection across the x-axis

D.

reflection across the y-axis
http://static.k12.com/calms_media/media/1582000_1582500/1582240/1/0712ada523de2f8123290a726b84ee7d8fce9d33/MS_IMC-150209-150417.jpg

Question

PLZ HELP I NARROWED IT DOWN! What transformation was performed on triangle ABC to create triangle A apostrophe B apostrophe C apostrophe ?

A.

rotation 90° counterclockwise about the origin

B.

rotation 180° about the origin

C.

reflection across the x-axis

D.

reflection across the y-axis
http://static.k12.com/calms_media/media/1582000_1582500/1582240/1/0712ada523de2f8123290a726b84ee7d8fce9d33/MS_IMC-150209-150417.jpg

anonymous · Answer

not C or D

anonymous · Answer

@Tigergirl101

anonymous · Answer

its the last question on the assement that i neeeeed

anonymous · Answer

90 counterclockwise
(x,y)−−−−>(−y,x)

90 clockwise 
(x,y)−−−−−>(y,−x)


180 clockwise 
(x,y)−−−−>(−x,−y)

anonymous · Answer

I believe its a because its move counterclockwise sorry if its wrong

anonymous · Answer

thanks!

anonymous · Answer

welcome

anonymous · Answer

yeah it was right, but i failed anyway XD