Question Analysis
The main focus of this question is to find the cotangent of in a right - triangle. It requires understanding the definition of cotangent and correctly identifying the adjacent and opposite sides relative to .
Key Concept Explanation
The cotangent of an acute angle in a right - triangle is defined as .
Step - by - Step Solution
1. Identify the sides relative to :
The side adjacent to is .
The side opposite to is .
2. Calculate the cotangent of :
Using the formula