If point R(12,8)R(12, 8)R(12,8) is rotated 180∘180^\circ180∘ about the origin, what are the new coordinates?
(8,12)(8, 12)(8,12)
(−12,8)(-12, 8)(−12,8)
(−12,−8)(-12, -8)(−12,−8)
(12,−8)(12, -8)(12,−8)