Geometry

Question Analysis

The main focus is using the tangent function in a right - triangle to determine the value of side . Given an angle of and the length of the adjacent side as , we need to find the length of the opposite side, which is .

Key Concept Explanation

In a right - triangle, the tangent of an angle is defined as . Here, , the adjacent side is , and the opposite side is .

Step - by - Step Solution

1. Given the equation .

Multiply both sides of the equation by to isolate . So,

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