Trigonometry - ACT Math

What is $\sin\theta$ in a right triangle?

If $\sin\theta = \dfrac{3}{5}$, what is $\csc\theta$?

What is $\cos 180°$?

In a right triangle, the side opposite angle $\theta$ is $7$ and the side adjacent is $24$. Find $\tan\theta$.

What are the exact values of $\sin 45°$, $\cos 45°$, and $\tan 45°$?

Convert $90°$ to radians.

What is $\tan 90°$?

In a right triangle with hypotenuse $10$ and one angle $30°$, find the side opposite the $30°$ angle.

What is the Pythagorean identity for sine and cosine?

What is $\cos 90°$?

How do you convert radians to degrees?

If $\sin\theta = -\dfrac{3}{5}$ and $\theta$ is in Quadrant III, find $\cos\theta$.

What is $\sin 270°$?

What are the three reciprocal trig functions?

In a triangle, $a = 5$, $b = 7$, and angle $C = 60°$. Find side $c$ using the law of cosines.

What is $\tan 0°$?

Convert $60°$ to radians.

What is the law of sines?

In which quadrants is tangent positive?

What is the alternate form of $\tan\theta$ in terms of sine and cosine?