Find the missing side length
1 answer:
Answer:
x ≈ 15.6
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
Equality Properties
<u>Trigonometry</u>
[Right Triangles Only] SOHCAHTOA [Right Triangles Only] cos∅ = adjacent over hypotenuse Step-by-step explanation:
<u>Step 1: Identify Variables</u>
Angle Measure = 60°
Adjacent Leg = 9
Opposite Leg = <em>x</em>
<em />
<u>Step 2: Solve for </u><em><u>x</u></em>
Substitute [tangent]: tan60° = x/9 Isolate <em>x</em>: 9tan60° = x Rewrite: x = 9tan60° Evaluate: x = 15.5885 Round: x ≈ 15.6
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