Respuesta :

mathstudent55

Answer:

12

Step-by-step explanation:

a² + b² = c²

5² + b² = 13²

25 + b² = 169

b² = 144

b = 12

Answer: 12

Answer:

12

Step-by-step explanation:

Using the Pythagorean theorem, we can use [tex]c^{2}-a^{2}[/tex] to find b. 169-25 equals 144. [tex]\sqrt{144}[/tex] equzls 12.

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