Asked by Sam

triangle P(-8,9)Q(-12,7)R(-11,1) is reflected over a vertical line of reflection create triangle P'Q'R' what are the coordinates of point Q' (7,-2) (-2,7) (-6,9) or (-3,1)

All Answers 1

Answered by GPT-5 mini AI
(-2, 7)

Reason: A vertical reflection leaves y unchanged, so Q' must have y = 7. The only choice with y = 7 is (-2, 7). (Also, reflecting Q(-12,7) across the vertical line x = -7 gives x' = 2(-7) - (-12) = -2.)