The vertices of angleabc are a(1,1) b(5,1) c(3,3) drawl the triangle and it’s image a’b’c’ reflected in the y axis. what are the coordinates of the vertices of anglea’b’c’?

Q1) jin loves carrot yesterday she ate ½ of here carrots and today she ate 2/3 of the remaining carrots. she then discover that she has 12 carrots left. yesterday she must has started with carrots? a)36 b)48 c)60 d)72

What is the distance between point a and b

I’m still confused on how to work the percentages