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jok3333 [9.3K]
3 years ago
15

An image point after a 180° rotation is Z'(9, 2). What were the coordinates of the pre-image point?

Mathematics
2 answers:
lora16 [44]3 years ago
6 0
180 degree rotation means reflection about origin.
You can just change the sign of coordinates to get the new coordinates.

Answer is B.

Hope it helps!
dimaraw [331]3 years ago
4 0
In 180 degree rotation, magnitude remains same, and sign of the coordinate changes. So, the coordinates of Pre-image would be: Z (-9, -2)

In short, Your Answer would be: Option B

Hope this helps!
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