In the triangle below, \sin(J)=\frac{3}{5}. What is \cos(K)?
\cos(K)=\frac{4}{5}
\cos(K)=\frac{3}{5}
\cos(K)=\frac{3}{4}
\cos(K)=\frac{5}{3}
Given the picture below, is each trigonometric equation true or false?
True
False
\sin(25\degree)=\frac{x}{z}
\cos(65\degree)=\frac{x}{w}
\tan(65\degree)=\frac{w}{z}
\tan(25\degree)=\frac{x}{w}
Given the triangle above, Alex is convinced that the \sin(A)=\frac{5}{13} . Lina is pretty sure that the \cos(B)=\frac{5}{13} . Carlos says that Alex and Lina are both correct, however Diana thinks they are both incorrect.
Who's right? Thoroughly explain your answer.
OPTIONAL WORD BANK: You may wish to use some of these words in your explanation.