Remember that cos is just a translation of sin and vice versa.
So:
Sin(x) = Cos(90 - x)
Cos(x) = Sin(90 - x)
Therefore, to answer your question:
Cos(19) = Sin(90 - 19)
= Sin(71)
<h3 /><h3>
</h3><h3>[ Multiply all digits and variables according to there same value ]</h3>
<em>-</em><em> </em><em>BRAINLIEST</em><em> answerer</em><em> ❤️</em>
4% of $57.84
= 2.31 est. is sales tax
Ya have to round it to the nearest hundred, so that would be 2 thousand.
so it's 4,552,000