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Algebra 8 Online
OpenStudy (whovianchick):

Given the triangle below, find sec X, tan X, and cos X in fraction form.

OpenStudy (whovianchick):

OpenStudy (whovianchick):

@supercalifragalisticexspeaalli I see you lurking

OpenStudy (supercalifragalisticexspeaalli):

lol

OpenStudy (supercalifragalisticexspeaalli):

u still need help @whovianchick

OpenStudy (whovianchick):

yep

OpenStudy (supercalifragalisticexspeaalli):

im thinking C

OpenStudy (supercalifragalisticexspeaalli):

what do u think it is @whovianchick

OpenStudy (whovianchick):

No clue lol.

OpenStudy (supercalifragalisticexspeaalli):

lol try C @whovianchick

OpenStudy (whovianchick):

ok thanks

OpenStudy (supercalifragalisticexspeaalli):

mp

OpenStudy (johnweldon1993):

First, you have a right triangle, so we can just use the Pythagorean Theorem to find the missing side that we need. From there, just remember your basic trig functions \[\large sin(X) = \frac{opposite}{hypotenuse} \] \[\large cos(X) = \frac{adjacent}{hypotenuse} \] \[\large tan(X) = \frac{opposite}{adjacent} \] From there, you can then note that: \[\large sec(X) = \frac{1}{cos(X)} = \frac{hypotenuse}{adjacent} \]

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