Algebra-2

Question Analysis
This problem assesses the understanding of the cosine ratio in a right triangle.

Key Concept Explanation
The cosine of an angle in a right triangle is the ratio of the length of the adjacent side to the hypotenuse.

Step-by-step Solution
1. Identify the given sides: Adjacent = 16 units, Hypotenuse = 25 units.
2. Use the cosine formula:

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