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Aloiza [94]
3 years ago
15

Someone help me please??-

Mathematics
1 answer:
Andru [333]3 years ago
6 0
Change the - to sum
x+-2y=8
The second one to the opposite
And x is 2 and y is 2 so
It’s 2+2 is 4 and 4 multiplied by 2 is 8
I hope I am correct, good luck! :)
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Use the law of Sines to find the missing angle of the triangle. <br> Find m
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Ah...Trigonometry is fun!

The law of sines states:
\frac{sinA}{a}= \frac{sinB}{b} = \frac{sinC}{c}
The transitive property (switching the orders of the equations) applies here. Therfore, we can say that \frac{sinA}{a}=\frac{sinC}{c}

We then plug in our given values to find C

\frac{sin24}{77}=\frac{sinC}{162}
\frac{162*sin24}{77}=sinC
Solving, we get 0.8557316387. We're not done yet!

We are trying to find an angle measure, so we'll do the inverse of the ratio we used (sin).

arcsin0.8557316387 (arcsin is the same as inverse sin)
=58.8 (approximate)

So the measure of angle C is 58.8. You could check this by reinserting it into the equation \frac{sinA}{a}= \frac{sinB}{b} = \frac{sinC}{c}.

:)
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Step-by-step explanation:

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