+24 
What is the trigonometric ratio for cosN?
Enter your answer, as a simplified fraction
+36916 in a right triangle cos N = adjacent leg / hypotenuse
= 36/ 39 .....and simplify....
+2094 Here's a trick for you in the future :)
Sine: Opposite/Hypotenuse
Cosine: Adjacent/Hypotenuse
Tangent: Opposite/Adjacent
A simple way: SOHCAHTOA
