Math Problem Statement

Find the missing side length (x) of a right triangle where the angle is 62°, the adjacent side is 5, and the hypotenuse is not given. Round your answer to two decimal places.

Solution

The given triangle has the following details:

  • The angle 6262^\circ,
  • The side adjacent to the angle is 5,
  • The missing side xx is opposite the angle.

We can use the tangent trigonometric function: tan(θ)=oppositeadjacent.\tan(\theta) = \frac{\text{opposite}}{\text{adjacent}}. Substituting the given values: tan(62)=x5.\tan(62^\circ) = \frac{x}{5}.

Rearranging for xx: x=5tan(62).x = 5 \cdot \tan(62^\circ).

Now let's calculate xx:

  1. Find tan(62)\tan(62^\circ): Using a calculator, tan(62)1.8807\tan(62^\circ) \approx 1.8807.
  2. Multiply:
    x=51.88079.40.x = 5 \cdot 1.8807 \approx 9.40.

It seems the options given in the problem do not include the correct result, so let me double-check the context and calculations.

Would you like a detailed reanalysis or further clarification? Here are related questions:

  1. What is the difference between tangent and sine functions in trigonometry?
  2. How can calculators ensure precision for trigonometric calculations?
  3. What are common applications of trigonometry in physics and engineering?
  4. How does the accuracy of angle measurements affect the result?
  5. Why do trigonometric problems often include rounding instructions?

Tip: Always double-check the mode of your calculator (degrees vs. radians) when solving trigonometric equations!

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Math Problem Analysis

Mathematical Concepts

Trigonometry
Right Triangles

Formulas

tan(θ) = opposite / adjacent

Theorems

Trigonometric Ratios

Suitable Grade Level

Grades 9-10