Respuesta :

homeworkhelp176
2+2=4

a^2+b^2=c^2
15^2-4^2
=225-16
=209
AndrewEspi

Answer: 14.4

Step-by-step explanation: To find the third side of the triangle, we have to  use the pythagorean theorem...

a² + b² = c²

a² + 4² = 15²

a² + 16 = 225

225 - 16 = 209

[tex]\sqrt{209}[/tex]

a ≈ 14.4 (If rounded it would be 14)

I hope this helps!

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