Answer:
[tex]b = 6[/tex]
Step-by-step explanation:
[tex] {a}^{2} + {b}^{2} = {c}^{2} \\ {c}^{2} - {a}^{2} = {b}^{2} \\ \\ {10}^{2} - {8}^{2} = {b}^{2} \\ 100 - 64 = {b}^{2} \\ 36 = {b}^{2} \\ \sqrt{36} = b \\ b = 6[/tex]
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