basakulmasova basakulmasova

20-04-2021
Mathematics

contestada

please help me i really need help please i really need help please

please help me i really need help please i really need help please class=

Respuesta :

20-04-2021

Answer:

(-1,-2)

Step-by-step explanation:

For a point (a,b) rotated 90° counterclockwise about the origin, it's new coordinates are (-b,a).

So since C is originally (-2,1), it's new coordinates are (-1,-2)

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