jroperhcca jroperhcca
  • 15-09-2018
  • Mathematics
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Write the coordinates of the vertices after a reflection across the line y = 2.



P(-1, -4)=?
Q(4, -4)=?
R(8, -1)=?
S(3, -1)=?

Write the coordinates of the vertices after a reflection across the line y 2 P1 4 Q4 4 R8 1 S3 1 class=

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Аноним Аноним
  • 15-09-2018

P' =  (-1, 8)  (the x coordinate stays the same and the y coordinate =  (distance between -4 and 2)  + 2 =  6+2 = 8).

using the same  process:-

Q' = (4, 8)

R' =  (8, 5)

S' = (3, 5)


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