pablobelinda pablobelinda

17-12-2022
Mathematics

Answered

After a rotation of 90° about the origin, the coordinates of the vertices of the image of a triangle are A (6, 3), B'(-2, 1),
and C'(1, 7). What are the coordinates of the vertices of the pre-image?
AV (3.-6)
B
O

Answer :

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