Diketahui cos X = 5/7 Dan <X adalah sudut lancip. Nilai Tan X=

<p>Cos = samping/miring&nbsp;</p><p>samping = 5</p><p>miring = 7</p><p>depan² = miring² - samping²</p><p>^{&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;}= 7²- 5²</p><p>depan. &nbsp;= √49 - 25</p><p>depan. &nbsp;= √24</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 2√6</p><p>Tan = depan/samping</p><p>&nbsp; &nbsp; &nbsp; &nbsp;= 2√6/5</p><p>&nbsp; &nbsp; &nbsp; &nbsp;= 2/5√6</p><p>&nbsp;</p><p>&nbsp;</p>