4th Quarter Pre-Calculus Angles
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Questions and Answers

What is a statement that is true on condition that the variable is replaced with the correct value?

  • Pythagorean Identity
  • Conditional Equation (correct)
  • Trigonometric Identity
  • Fundamental Identity

    • What is an equation that is true for all valid replacements of the variable?

  • Trigonometric Identity
  • Identity (correct)
  • Fundamental Identity
  • Conditional Equation

    • What is the reciprocal of cos 𝜃?

  • tan 𝜃
  • csc 𝜃
  • cot 𝜃
  • sec 𝜃 (correct)

    • What is the Pythagorean identity in trigonometry?

    <p>sin^2 𝜃 + cos^2 𝜃 = 1</p> Signup and view all the answers

    What is the angle formed by the horizontal and the line of sight?

    <p>Angle of Elevation</p> Signup and view all the answers

    What is the law used to determine the measures of the other sides and the angles if the measure of an angle and the side opposite to that angle are given?

    <p>Law of Sines</p> Signup and view all the answers

    What is the formula used to determine the measure of the side of a triangle if the measures of the other two sides and the angle between them are given?

    <p>Law of Cosines</p> Signup and view all the answers

    What is the reciprocal of tan 𝜃?

    <p>cot 𝜃</p> Signup and view all the answers

    What is the formula used to determine the measure of an angle of a triangle if the measures of the three sides are given?

    <p>Law of Cosines</p> Signup and view all the answers

    What is the definition of the sine of an angle 𝜃?

    <p>sin 𝜃 = opposite side / hypotenuse</p> Signup and view all the answers

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