Trig Values through a Point and Special Angle Trig Values

The reference for  $150\degree$  is ______.

•  $30\degree$  

•  $45\degree$  

•  $60\degree$  

•  $90\degree$  

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

The reference angle for  $225\degree$  is ______.

•  $30\degree$  

•  $45\degree$  

•  $60\degree$  

•  $90\degree$  

The reference angle for  $\frac{5\pi}{3}$  is ______.

•  $\frac{\pi}{6}$  

•  $\frac{\pi}{4}$  

•  $\frac{\pi}{3}$  

•  $\frac{\pi}{2}$  

Tags

CCSS.HSF.TF.B.7

If the point (-2, 3) lies on the terminal side of an angle θ, find the value of cosθ

• $-\frac{2\sqrt{13}}{13}$

• $-\frac{\sqrt{13}}{2}$

• $-\frac{2\sqrt{5}}{5}$

• $-\frac{2}{3}$

Let (3,4) be a point on the terminal side of θ. What is sec $\theta$  ?

•  $\frac{4}{3}$  

•  $\frac{3}{4}$  

•  $\frac{5}{3}$  

•  $\frac{2}{3}$  

Let (12,-5) be a point on the terminal side of θ.
What is  $\cos\ \theta$  ?

•  $\frac{13}{12}$  

•  $\frac{12}{13}$  

•  $-\frac{5}{13}$  

•  $-\frac{5}{12}$  

let (-3,-3) be a point on the terminal side of θ.

What is cot θ?

• 1

• 2

• 3

• undefined

Let (-4, 3) be a point on the terminal side of θ. Which of the following is FALSE?

• $\cot\ \theta=-\frac{4}{3}$

• $\tan\ \theta\ =\ -\frac{3}{4}$

• $\sin\ \theta\ =\ \frac{3}{5}$

• $\cos\ \theta\ =\ \frac{4}{5}$

The point (9, -2) is on the terminal side of θ. Find sec θ.

• $-\frac{2}{\sqrt{85}}$

• $\frac{9}{\sqrt{77}}$

• $-\frac{2}{9}$

• $\frac{\sqrt{85}}{9}$

The following point is on the terminal side of θ. Find csc θ. $\left(-2\sqrt{5},\ 4\right)$  

•  $-\frac{\sqrt{5}}{3}$  

•  $\frac{2}{3}$  

•  $\frac{3}{2}$  

•  $-\frac{3\sqrt{5}}{5}$