👤

In a right triangle , the side opposite angle a has a length of 11.1 feet, the side adjacent to angle a has a length of 13.4feet , and the hypotenuse has a length of 17.4 feet. what is the value of cos(a)?

Answer :

Cosine is adjacent/hypotenuse
The adjacent side is 13.4 feet
The hypotenuse is 17.4 feet

13.4/17.4