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OpenStudy (narissa):
OpenStudy (narissa):
@mathmath333
OpenStudy (mathmath333):
Apply pythagorus theorem again
this time
\(\large \color{black}{\begin{align} hypo=17,leg_1=10,leg_2=x\hspace{.33em}\\~\\
\end{align}}\)
OpenStudy (narissa):
17*17=289 +10*10=389
OpenStudy (dtan5457):
Use the pythagorean theorem.
a^2+b^2=c^2
c=17
b=10
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OpenStudy (narissa):
oh so its not 17^2
OpenStudy (mathmath333):
read the question u have to find value of \(x\)
OpenStudy (narissa):
19.72?
OpenStudy (narissa):
rounded its 19.7
OpenStudy (narissa):
square root of 389 is 19.72
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OpenStudy (mathmath333):
\(\large \color{black}{\begin{align} hypo^2=(leg_1)^2+(leg_2)^2\hspace{.33em}\\~\\
(leg_2)^2=hypo^2-(leg_1)^2\hspace{.33em}\\~\\
(leg_2)^2=17^2-10^2\hspace{.33em}\\~\\
\end{align}}\)
solve from here