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Mathematics 14 Online
OpenStudy (anonymous):

medal AND fan what is the measure of angle X

OpenStudy (anonymous):

whats the formula

OpenStudy (anonymous):

@mathstudent55 @mathmate @sportyshorts42 @AutumnRoseT @PhoenixBirrd @Babynini

OpenStudy (anonymous):

I am thinking we can solve this with Cosine Law and maybe Sine Law

OpenStudy (btaylor):

You want to use the law of sines. \[\frac{\sin(A)}{A} = \frac{\sin(B)}{B}\]

OpenStudy (anonymous):

Yep there it is BTaylor posted Sine Law

OpenStudy (btaylor):

A = 24, angle A = 67.38 B = 26, angle B = X

OpenStudy (anonymous):

so X is 26

OpenStudy (anonymous):

\[ \frac{\sin 67.38}{24} = \frac{\sin B}{26}\] \[ \frac{26\times\sin 67.38}{24} \]

OpenStudy (btaylor):

no, you want to rearrange the equation to find X. \[\sin(X) = 26 \cdot \frac{\sin(67.38)}{24}\]

OpenStudy (btaylor):

What did you get?

OpenStudy (anonymous):

That is a 90 degree angle Correct?

OpenStudy (btaylor):

yes, it is.

OpenStudy (anonymous):

I just noticed it LOL

OpenStudy (anonymous):

So you do not need to use Cosine or Sine Law lol

OpenStudy (anonymous):

lol so is it .999 thats what i got.. so 1

OpenStudy (anonymous):

At 90 degrees sine is (0,1) and cosine is (1,0)

OpenStudy (anonymous):

??? it is (0,1) im so confused

OpenStudy (anonymous):

the sine of 90 sine(90) = 1

OpenStudy (anonymous):

the angle is 90 degrees. That is x

OpenStudy (anonymous):

oh ok thanks .........so complicated

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