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yarga [219]
4 years ago
5

How do i find the value of variables

Mathematics
1 answer:
My name is Ann [436]4 years ago
8 0
f^2+e^2=13^2\\
4^2+d^2=f^2\\
9^2+d^2=e^2\\\\
f^2+e^2=169\\
16+d^2=f^2\\
81+d^2=e^2\\\\
16+d^2+81+d^2=169\\
2d^2=72\\
d^2=36\\
d=6\\\\
f^2=16+36\\
f=52\\
f=\sqrt{52}=2\sqrt{13}\\\\
e^2=81+36\\
e^2=117\\
e=\sqrt{117}

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