Exercício sobre seno

Associe os valores da 2ª coluna correspondentes senos da 1ª coluna:

sen 120°

sen$\,\dfrac{\,3\pi\;}{\;4\;}\,$

sen$\,\pi\,$

sen$\,\dfrac{\,4\pi\,}{\;3\;}\,$

sen$\,\dfrac{\,7\pi\,}{\;4\;}\,$

sen 270°

$\,\dfrac{\,\sqrt{\,2\;}\,}{2}\,$

-1

$\,\dfrac{\,-\sqrt{\,2\;}\,}{2}\,$

sen 0°

$\,-\dfrac{\,\sqrt{\,3\;}\,}{2}\,$

$\,\dfrac{\,\sqrt{\,3\;}\,}{2}\,$

resposta: A-6; B-1; C-4; D-5; E-3; F-2
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