Respuesta :

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

Here,

  • [tex] \cos(Z) = \dfrac{side \: \: adjacent \: \: to \: \:Z }{hypotenuse} [/tex]

that is ~

  • [tex]\cos(Z) = \dfrac{12}{20} [/tex]

cosine ratio of Z = cos Z.

cos Z = adjacent side of angle Z (base) / Hypotenuse

cos Z = 12/20 = 6/10 = 3/5.

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Hope it helps!

RainbowSalt2222 ☔