Question

Kite ABCD is reflected over the line y = x. What rule shows the input and output of the reflection, and what is the new coordinate of A'?
Select one:
a. (x,y)→(y,x); A' is at (2, −7)
b. (x,y)→(−x,y); A' is at (7, 2)
c. (x,y)→(−x,−y); A' is at (7, −2)
d. (x,y)→(y,−x); A' is at (2, 7)

The picture is in the comments!

Answer 1

I know C is incorrect.

Answer 2

You would flip the sign for each of the points.

Answer 3

So which option represents that? :) Hint: it goes from quad 2 to quad 4.

Answer 4

Is it B then?

Answer 5

@Zelda

Answer 6

im thinking B

Answer 7

Same :)

Answer 8

Oh no it's A lol