Mathematics

10th

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三角比

1

10 questions

  • 1. Multiple Choice
    30 seconds
    1 pt
    Image

     sinθ=\sin\theta=  

    x/y

    y/x

    x/r

    y/r

  • 2. Multiple Choice
    30 seconds
    1 pt
    Image

     sinθ=\sin\theta=  

     13\frac{1}{-\sqrt{3}}  

     3\sqrt{3}  

     12\frac{1}{2}  

     32\frac{-\sqrt{3}}{2}  

  • 3. Multiple Choice
    30 seconds
    1 pt
    Image

     tanθ=\tan\theta=  

    7/24

    -7/24

    24/7

    -24/7

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    Answer choices
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