Geometry

Question Analysis

The main focus is using the tangent function in a right - triangle to find the value of the unknown side . Given the angle and the length of the opposite side (), we aim to determine the adjacent side ().

Key Concept Explanation

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

Step - by - Step Solution

1. Given the equation .

Cross - multiply: .

Then, to solve for , divide both sides by

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