oliverdansinger
oliverdansinger oliverdansinger
  • 31-05-2018
  • Mathematics
contestada

would appreciate any help
After applying the composition Ro. 90 ry to RS
what are the coordinates of R' and S'?

would appreciate any helpAfter applying the composition Ro 90 ry to RSwhat are the coordinates of R and S class=
would appreciate any helpAfter applying the composition Ro 90 ry to RSwhat are the coordinates of R and S class=

Respuesta :

smmwaite
smmwaite smmwaite
  • 31-05-2018
I tend to think  this is a 90° clockwise rotation through the origin. For such a rotation, for a point P(x,y) is image P' is P'(y, -x).

So for the point R(-3,-1) ⇒ R'(-1, 3)
                          S(-3, -5) ⇒ S'(-5, 3)

The correct answer is C. R'(-1, 3), S'(-5, 3)
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