jailis18 jailis18

11-05-2019
Mathematics

contestada

If sin is 3/4 and tan is -3/4, then cos is ?

Respuesta :

chikafujiwara chikafujiwara

11-05-2019

Answer:

[tex]cos=1[/tex]

Step-by-step explanation:

Use the acronym SOH-CAH-TOA

sin = [tex]\frac{3}{4}[/tex]

So opposite is 3 and hypotenuse is 4.

tan = [tex]\frac{-3}{4}[/tex]

So opposite is -3 and adjacent is 4.

cos = adjacent/hypotenuse

cos = [tex]\frac{4}{4}=1[/tex]

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