Выберите верное неравенство. \(\sin110^{\circ}\cos120^{\circ}>0\) \(\sin20^{\circ}\cos110^{\circ}< 0\) \(\sin120^{\circ}\cos10^{\circ}< 0\) \(\sin110^{\circ}\cos90^{\circ}>0\)
Задание

Выберите верное неравенство.

  • \(\sin110^{\circ}\cos120^{\circ}\gt 0\)
  • \(\sin20^{\circ}\cos110^{\circ}\lt 0\)
  • \(\sin120^{\circ}\cos10^{\circ}\lt 0\)
  • \(\sin110^{\circ}\cos90^{\circ}\gt 0\)