Respuesta :

Answer:

x=16

Step-by-step explanation:

[tex]a^{2} = b^{2} + c^{2} -2bc*Cos(a)\\x^{2} = WY^{2} + WV^{2} -2*WY*WV*Cos(64)\\x^{2} = 17^{2} + 13^{2} -2*17*13*Cos(64)\\x^{2} =264.24\\x=16.25[/tex]

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Answer:

A: 16

Step-by-step explanation:

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