Mathematics

10th -

12thgrade

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Angles of Rotation and Trig Ratios in Coordinate Plane

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  • 1. Multiple Choice
    5 minutes
    1 pt

    Find sec(θ) given that the terminal side of θ contains the point  (5,2)\left(\sqrt{5},2\right)  .

     355\frac{3\sqrt{5}}{5} 

     32\frac{3}{2} 

     52\frac{\sqrt{5}}{2} 

     53-\frac{\sqrt{5}}{3} 

  • 2. Multiple Choice
    5 minutes
    1 pt

    Find cos(θ) given that the terminal side of θ contains the point  (9, 6)\left(-9,\ 6\right) .

     31313-\frac{3\sqrt{13}}{13} 

     133-\frac{\sqrt{13}}{3} 

     32\frac{3}{2} 

     133\frac{\sqrt{13}}{3} 

  • 3. Multiple Choice
    1 minute
    1 pt

    What is the reference angle of a 330 degree angle?

    -30 degrees

    30 degrees

    50 degrees

    330 degrees

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