Trigonometric Functions: Degrees and Radian Measure

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Questions and Answers

Which direction of rotation results in positive angles?

  • Diagonal
  • Clockwise
  • Vertical
  • Counterclockwise (correct)

What is the measure of one complete rotation in degrees?

  • 450°
  • 180°
  • 360° (correct)
  • 270°

What are angles called that are in standard position and have terminal sides coinciding with a coordinate axis?

  • Quadratic Angles
  • Rectangular Angles
  • Radial Angles
  • Quadrantal Angles (correct)

Which type of angles share a common terminal side and are in standard position?

<p>Coterminal Angles (A)</p> Signup and view all the answers

How can an angle measuring 200° be written as coterminal with another angle?

<p>$200° + n \times 360°$ (C)</p> Signup and view all the answers

What is the value of pi commonly used in radian measure?

<p>3.14 (B)</p> Signup and view all the answers

Convert 450° to radians.

<p>$\frac{5\pi}{4}$ (A)</p> Signup and view all the answers

What is the degree measure of $\frac{11\pi}{4}$ radians?

<p>495° (C)</p> Signup and view all the answers

Convert 49 degrees, 46 minutes, 48 seconds to decimal degrees.

<p>49.778° (A)</p> Signup and view all the answers

What is the radian measure of -570°?

<p>-$\frac{19\pi}{3}$ (D)</p> Signup and view all the answers

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