NOMOR 3
[tex]pq = \sqrt{ {7}^{2} - {5}^{2} } \\ = \sqrt{49 - 25} \\ = \sqrt{24} \\ pq= 2 \sqrt{6} [/tex]
[tex] \sin( \alpha ) = \frac{de}{mi} \\ = \frac{qr}{pq} \\ = \frac{5}{7} [/tex]
[tex] \cos( \alpha ) = \frac{sa}{mi} \\ = \frac{pq}{pr} \\ = \frac{2 \sqrt{6} }{7} [/tex]
[tex]tan( \alpha ) = \frac{de}{sa} \\ = \frac{rq}{pq} \\ = \frac{5}{2 \sqrt{6} } \times \frac{ \sqrt{6} }{ \sqrt{6} } \\ = \frac{5 \sqrt{6} }{12} [/tex]
NOMOR 4
[tex] \sin( \alpha ) = \frac{de}{mi} \\ = \frac{ab}{bc} \\ = \frac{4}{5} [/tex]
[tex] \cos( \alpha ) = \frac{sa}{mi} \\ = \frac{ac}{bc} \\ = \frac{3}{5} [/tex]
[tex] \tan( \alpha ) = \frac{de}{sa} \\ = \frac{ab}{ac} \\ = \frac{4}{3} [/tex]
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
NOMOR 3
[tex]pq = \sqrt{ {7}^{2} - {5}^{2} } \\ = \sqrt{49 - 25} \\ = \sqrt{24} \\ pq= 2 \sqrt{6} [/tex]
[tex] \sin( \alpha ) = \frac{de}{mi} \\ = \frac{qr}{pq} \\ = \frac{5}{7} [/tex]
[tex] \cos( \alpha ) = \frac{sa}{mi} \\ = \frac{pq}{pr} \\ = \frac{2 \sqrt{6} }{7} [/tex]
[tex]tan( \alpha ) = \frac{de}{sa} \\ = \frac{rq}{pq} \\ = \frac{5}{2 \sqrt{6} } \times \frac{ \sqrt{6} }{ \sqrt{6} } \\ = \frac{5 \sqrt{6} }{12} [/tex]
NOMOR 4
[tex] \sin( \alpha ) = \frac{de}{mi} \\ = \frac{ab}{bc} \\ = \frac{4}{5} [/tex]
[tex] \cos( \alpha ) = \frac{sa}{mi} \\ = \frac{ac}{bc} \\ = \frac{3}{5} [/tex]
[tex] \tan( \alpha ) = \frac{de}{sa} \\ = \frac{ab}{ac} \\ = \frac{4}{3} [/tex]