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avatar+24 

What is the trigonometric ratio for cosN?

Enter your answer, as a simplified fraction

 Oct 15, 2020
 #1
avatar+27725 
+1

in a right triangle cos N = adjacent leg / hypotenuse

                                      =   36/ 39       .....and simplify....

 
 Oct 15, 2020
 #2
avatar+2453 
+1

Here's a trick for you in the future :)

 

Sine: Opposite/Hypotenuse

Cosine: Adjacent/Hypotenuse

Tangent: Opposite/Adjacent

 

A simple way: SOHCAHTOA 

 

wink

 
 Oct 15, 2020

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