anonymous
  • anonymous
Find sin
Trigonometry
  • Stacey Warren - Expert brainly.com
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SOLVED
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
katieb
  • katieb
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anonymous
  • anonymous
LynFran
  • LynFran
|dw:1438493128287:dw|i must ask do u know the Pythagorean triples; these would make ur work easier (3,4,5) (5,12,13) (7,24,25)
LynFran
  • LynFran
|dw:1438493429840:dw|

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LynFran
  • LynFran
i just used the Pythagorean triple (3,4,5)
anonymous
  • anonymous
Do I multiply them?
LynFran
  • LynFran
to find sin
LynFran
  • LynFran
i just used the Pythagorean triple (5,12,13) no it tells u the side the right angle triangle ...the hyp is the largest # in the pyth trip.
LynFran
  • LynFran
|dw:1438530574828:dw|
LynFran
  • LynFran
let me proof those Pythagorean triples.. its for right angle triangle |dw:1438530705046:dw|
LynFran
  • LynFran
|dw:1438530890780:dw|
LynFran
  • LynFran
|dw:1438531092479:dw|
anonymous
  • anonymous
\[\sin \left(\tan ^{-1}\left(\frac{1}{12} \sqrt{4^2+3^2}\right)\right)=\frac{5}{13} \]
anonymous
  • anonymous
Sorry. First posting solve for L, not the sine of L.
anonymous
  • anonymous
Mathematica 9 was used for the calculations.
LynFran
  • LynFran
|dw:1438632938036:dw|
anonymous
  • anonymous
Congratulations, LynFran
LynFran
  • LynFran
Thanks

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