My cousin needs help with this one to and if you ask why i just dont help her it's cause I dont know this she is to grades higher then me

Step-by-step explanation:

tell her that she needs to put the triangle in quadrant 1

so you want to rotate it clockwise 180 and to do that you need

here is the answer

( 0,1 ) ( 5,2 ) ( 3,4 )

this may not be at all, but i use the same website you're using for school, and if i'm stuck doing one of these i try to look for it on the section.