According to this diagram, what is sin 23°?
67°
13
5
23°
90°
2 answers:
Answer:
Sin (67°)
Step-by-step explanation:
Cos (23°) = sin(90-23) = sin (67°)
Answer:
which diagram ?
................
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using substitution.
![\bf \begin{cases}5x-2y=4\\2x-y=1\end{cases}\\\\[-0.35em]\rule{34em}{0.25pt}\\\\\stackrel{\textit{solving the 2nd equation for \underline{y}}}{2x-y=1\implies 2x-1=\boxed{y}}~\hspace{5em}\stackrel{\textit{substituting the found \underline{y} in the 1st equation}}{5x-2\left( \boxed{2x-1} \right)=4}\\\\\\5x-4x+2=4\implies x=4-2\implies \blacktriangleright x = 2\blacktriangleleft](https://tex.z-dn.net/?f=%5Cbf%20%5Cbegin%7Bcases%7D5x-2y%3D4%5C%5C2x-y%3D1%5Cend%7Bcases%7D%5C%5C%5C%5C%5B-0.35em%5D%5Crule%7B34em%7D%7B0.25pt%7D%5C%5C%5C%5C%5Cstackrel%7B%5Ctextit%7Bsolving%20the%202nd%20equation%20for%20%5Cunderline%7By%7D%7D%7D%7B2x-y%3D1%5Cimplies%202x-1%3D%5Cboxed%7By%7D%7D~%5Chspace%7B5em%7D%5Cstackrel%7B%5Ctextit%7Bsubstituting%20the%20found%20%5Cunderline%7By%7D%20in%20the%201st%20equation%7D%7D%7B5x-2%5Cleft%28%20%5Cboxed%7B2x-1%7D%20%5Cright%29%3D4%7D%5C%5C%5C%5C%5C%5C5x-4x%2B2%3D4%5Cimplies%20x%3D4-2%5Cimplies%20%5Cblacktriangleright%20x%20%3D%202%5Cblacktriangleleft)
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Answer:
We need to see the image
Step-by-step explanation:
Show us the image so we can help you :)
Answer:
y=-6x+8
Step-by-step explanation:
8 is the miles she has she runs 6 miles so she has 2 miles left that's why when we put it in slope intercept forms it's going to be
y=-6x+8
