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ivolga24 [154]
3 years ago
5

A triangle ABC with vertices A (1, 5), B (5, 2), and C (-1, 2) is rotated 90º . What are the coordinates of C'?

Mathematics
1 answer:
pshichka [43]3 years ago
4 0
The answer is (-2,-1), by the formula:
R90 (x,y)= (-y,x)
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