Mathematics for IGCSE & O level - Transformations (Section 1 - No. 19)
If a point (2, 3) is rotated 180 degrees about the origin, what are its new coordinates?
(3, 2)
(-2, 3)
(-2, -3)
(2, -3)
स्पष्टीकरण
A 180-degree rotation negates both coordinates.