natashababy
natashababy natashababy
  • 16-07-2014
  • Mathematics
Answered

which set of ordered pairs has point symmetry with respect to the origin (0,0)

1- (-12,5), (-5,12)
2- (-12,5), (12,-5)
3- (-12,5), (-12,-5)
4- (-12,5), (12,5)



Answer :

Аноним Аноним
  • 17-07-2014
[tex](x;\ y)\xrightarrow {S_{(0;0)}}(-x;-y)\\\\(-12;\ 5)\xrightarrow{S_{(0;0)}}(12;-5)\\\\Answer:2[/tex]
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