Answer:
[tex] \sqrt{10} [/tex]
Step-by-step explanation:
[tex] {2}^{2} + {3}^{2} = {x}^{2} \\ 4 + 6 = {x}^{2} \\ \sqrt{10} = x[/tex]
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[tex] \: [/tex]
c² = a² + b²
c² = 2² + 3²
c² = 4 + 9
c² = 13
c = √13
c ≈ 3.6