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  • Trigonometry
  • Tests in trigonometry of the right triangle
  • Sine, cosine and tangent ratio

Sine, cosine and tangent ratio

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  • Question 1:
    1 pts
    		The side that is opposite of $\angle$ RPQ is:
    RP
    RQ
    PQ
  • Question 2:
    1 pts
    		The side that is adjacent to $\angle$ UWV is:
    UW
    WV
    UV
  • Question 3:
    1 pts
    		Which of the following is not correct?
    $\sin\alpha = \frac{a}{c}$
    $\cos\alpha = \frac{b}{c}$
    $\tan\alpha = \frac{b}{a}$
  • Question 4:
    1 pts
    		Which of the following is correct?
    $\sin\beta = \frac{a}{c}$
    $\cos\beta = \frac{b}{c}$
    $\tan\beta = \frac{b}{a}$
  • Question 5:
    1 pts
    		Is the following statement true or false? $\sin\alpha = \frac35$
  • Question 6:
    1 pts
    		Is the following statement true or false? $\tan\alpha = \frac{12}5$
  • Question 7:
    2 pts
    		Is the following statement true or false? $\sin\beta = \frac35$
  • Question 8:
    2 pts
    		Is the following statement true or false? $\cos\beta = \frac5{13}$
  • Question 9:
    3 pts
    		In $\triangle{ABC}$, $\angle{C}$ is a right angle, $AC=6$, $BC=8$ find $\sin{A}$.
    $\sin{A} = 0.6$
    $\sin{A} = 0.8$
    $\sin{A} = 0.75$
  • Question 10:
    3 pts
    		In $\triangle{PQR}$, $\angle{R}$ is a right angle, $PR=8$, $PQ=17$. Find $\cos{Q}$.
    $\cos{Q} = \frac{15}{17}$
    $\cos{Q} = \frac8{17}$
    $\cos{Q} = \frac{17}8$
    $\cos{Q} = \frac{17}{15}$

Angle Measurement

Right triangle

Unit circle

Trigonometric identities