Question

Triangle ABC is reflected over the line y=x . Triangle ABC has points A (10,2) , B (9,5) and C (6,4) . What is the C' coordinate?

Answer 1

When a point is reflected over the line y=x, the x and y coordinates swap.
p(a,b) →p'(b,a)

Answer 2

so its (4,6)?

Answer 3

Yup.

Answer 4

Draw a rough figure first @mathisfun13

Answer 5

Yes.

Answer 6

Good work @DDCamp