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)?

asked Feb 2, 2023 88.8k views

13 votes

by Fiffy

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11 votes

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

13.4/17.4

Leung answered Feb 6, 2023

by Leung

7.7k points

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