Nicofreak0
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polygon ABCD is rotated 90° counterclockwise about the origin to create polygon A'B'C'D'. natch each set of coordinates to the vertices of polygon A'B'C'D

A'
B'
C'
D'

(-1,3)
(-2,2)
(-2,1)
(1-,1)

polygon ABCD is rotated 90 counterclockwise about the origin to create polygon ABCD natch each set of coordinates to the vertices of polygon ABCDABCD13222111 class=

Respuesta :

HalpMehPlz

These questions are no problem, so long as you remember the rules for rotations. A point that is rotated 90 counterclockwise is simply x and y flipped, and negating the y.

For example, 2,9 becomes -9, 2.

So point A would be -1, 1, B would be -2, 1. So on and so forth.

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