Find the missing side of each triangle. Round your answers to the nearest tenth if necessary.
(Please Show your work)

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[tex] \: [/tex]
[tex]\boxed{ \rm{answer \: by \: { \boxed{ \rm{☆HayabusaBrainly}}}}}[/tex]
x² = (15,1)² - (9,7)²
x² = 228,01 - 94.09
x² = 133,92
x = 11,6in✔