142k views
12 votes
Please help me

A triangle with vertices A(2, -2), B(-1, -1) and C(0, 2) is reflected across the y-axis and then dilated by a factor of 3 with the origin as the center of dilation.
What is the x-coordinate of the A''?
-2
2
-6
-4

User Aliirz
by
4.1k points

1 Answer

8 votes

Answer:C-6

Step-by-step explanation:(2,-2) reflected over X would be (-2,2). Then dilate by 3 which you multiply by 3. So -2 x 3 = -6.

Hope it helps !

User Mihail Feraru
by
3.8k points