anonymous
  • anonymous
Help with trig function..giving out medals
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
anonymous
  • anonymous
Can you please show me step by step?
anonymous
  • anonymous
what are you ttrying to find x?
anonymous
  • anonymous
Yes

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anonymous
  • anonymous
Can anyone please help?
anonymous
  • anonymous
help!
ajprincess
  • ajprincess
do you knw any trig identity which uses adj and hyp? @thefon19
anonymous
  • anonymous
yes I do
anonymous
  • anonymous
I can set up the equation to find x which is cos 45= x/12 sqrt root of 2 but I don't know what to do after
ajprincess
  • ajprincess
cos45=1/(sqrt2) does that help?
anonymous
  • anonymous
how did you get there?
anonymous
  • anonymous
can you show me step by step? I don't know how to solve it
ajprincess
  • ajprincess
there are certain values in trig that u need to be familiar. cos45 is one of them. its value is 1/sqrt2. similarly sin45=1/sqrt2 and tan45=1.:)
anonymous
  • anonymous
how do I solve it?
anonymous
  • anonymous
the answer isn't 1/sqrt 2..it is 12
ajprincess
  • ajprincess
cos45=x/(12*sqrt2) 1/(sqrt2)=x/(12*sqrt2) does this help?
anonymous
  • anonymous
I want to know who I can get 12
anonymous
  • anonymous
no it doesn't
ajprincess
  • ajprincess
|dw:1378649940441:dw| Do u get this?
anonymous
  • anonymous
yes
anonymous
  • anonymous
but thats not how the books show it..it should be cos 45= x/ 12 sqrt 2
anonymous
  • anonymous
I want to know why you get to cos 45= sqrt 2/ sqrt 2
anonymous
  • anonymous
anonymous
  • anonymous
how do I get this?
anonymous
  • anonymous
@ajprincess

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