Question

Triangle END is reflected across the line y = x using the rule (x, y) → (y, x) to create triangle E′N′D′. If a line segment is drawn from point E to point E′, which statement would best describe the line segment drawn in relation to the line y = x?

A. Both are congruent to each other.
B. Both create diameters of concentric circles.
C. They are parallel.
D. They are perpendicular.

Answer 1

@dude

Answer 2

Dotted line is the line between E and E'
It should be clear which it is


[In case you cannot see the image, full version is attached below]

Answer 3

A @dude

Answer 4

No

The line segment is not congruent to the line

We are talking about the line between E and E' [The dotted line]

Answer 5

Here's a more obvious hint, is this parallel or perpendicular?

Answer 6

Also incase you are curious about the graph [Unrelated]
https://www.desmos.com/calculator/ip3fxeycju

Answer 7

IM THINK PERPENDICULAR @dude

Answer 8

Good

Answer 9

YAY