Question

The preimage was (5, 4) and after the rotation the image was (4, 5). What many degrees counterclockwise did the point rotate?a. none of the above.b. 270c.180d.90

Answer 1

a. none of the above.

Explanation:

The transformation

`(x,y)\rightarrow(y,x)`

is a 270-degree rotation clockwise NOT counterclockwise; therefore, none of the choices given is correct.