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Mathematics 9 Online

OpenStudy (anonymous):

if pentagon ABCDE is rotated 180° around the origin to create pentagon A’B’C’D’E’, what is the ordered pair of point D’? (-1, 2) (2, 1) (1, -2) (-2, -1)

13 years ago

OpenStudy (anonymous):

13 years ago

OpenStudy (saifoo.khan):

13 years ago

OpenStudy (mathstudent55):

Symmetry with respect to the origin.

13 years ago

OpenStudy (anonymous):

So would it be (1, -2)? @mathstudent55 @saifoo.khan

13 years ago

OpenStudy (mathstudent55):

It looks like (-1, 2)

13 years ago

OpenStudy (mathstudent55):

Look at saifoo's drawing

13 years ago

OpenStudy (anonymous):

Oh I didn't even see that he posted that

13 years ago

OpenStudy (anonymous):

Thank you guys @saifoo.khan @mathstudent55

13 years ago

OpenStudy (mathstudent55):

wlcm

13 years ago

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