Question

The key idea of the transformation called a reflection is the __ of a plane about a __ line.

Answer 1

Methinks... "rotation" of a plane about a "fixed" line.

Answer 2

the 'fixed' is right

Answer 3

why not rotation?

Answer 4

its 'flipping'

Answer 5

ohkay, stupid online stuff >.<

sorry for getting you wrong though.

Answer 6

its ok ;D

Answer 7

I agree with seashell that it is flipping. Because when you use the word rotation, you mean to find volume since by rotation you are generating a 3d figure. While reflection just purely mean reflection.