Question

Point: (2,7)

Reflected across y-axis: (-2,7)
Reflected across x-axis: ????
My options for the answer is
(-7,-2)
(-2,7)
(2,-7) which answer is it I have already tried the first one and it said it was wrong.

Answer 1

(2,-7)

Explanation:

Reflection rule for across the x-axis:
`(x,y)\rightarrow (x,-y)`

Using the rule and point (2,7):

`(2,7)\rightarrow(2,-7)`

(2,-7) should be the correct answer.

Brainilest Appreciated.