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  • Trigonometry
  • Tests in Angles and Angle Measurement
  • Changing from degrees to radians

Changing from degrees to radians

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  • Question 1:
    1 pts
    		Is the following statement true or false $$\pi ~ radians = 360^\circ$$
  • Question 2:
    1 pts
    		Is the following statement true or false $$3\pi ~ radians = 540^\circ$$
  • Question 3:
    2 pts
    		Convert $\frac{\pi}{2}$ into degrees:

    $30^\circ$

    $45^\circ$

    $60^\circ$

    $90^\circ$

  • Question 4:
    2 pts
    		Convert $\frac{2\pi}{3}$ into degrees:

    $100^\circ$

    $120^\circ$

    $135^\circ$

    $150^\circ$

  • Question 5:
    1 pts
    		Is the following statement true or false $45^\circ = \frac{\pi}{4}$ radians
  • Question 6:
    1 pts
    		Is the following statement true or false $135^\circ = \frac{4\pi}{3} radians$
  • Question 7:
    2 pts
    		The radian measure of $60^\circ$ is:
    $\frac{\pi}{2}$
    $\frac{\pi}{3}$
    $\frac{\pi}{4}$
    $\frac{\pi}{6}$
  • Question 8:
    3 pts
    		The radian measure of $-720^\circ$ is:
    $-2\pi$
    $-3\pi$
    $-4\pi$
    $-5\pi$
  • Question 9:
    3 pts
    		The radian measure of $810^\circ$ is:
    $\frac{5\pi}{2}$
    $\frac{7\pi}{2}$
    $\frac{9\pi}{2}$
    $\frac{11\pi}{2}$

Angle Measurement

Right triangle

Unit circle

Trigonometric identities