11.7k views
19 votes
Geometry help please. Write the coordinates of the vertices after a reflection across the y-axis.

Geometry help please. Write the coordinates of the vertices after a reflection across-example-1
User Laertis
by
3.7k points

1 Answer

2 votes

Answer:

P = (10, 4)

Q = (4, 4)

R = (9, 3)

Explanation:

By reflecting across the y-axis, all you do is change the sign of the x coordinate(s).

User Garreth
by
3.5k points