Using the Unit Circle

What is the sine of $360\degree$  

• 0

• 1

•  $2\pi$  

•  $\frac{1}{2}$  

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSF.TF.A.4

Which is coterminal  to  $150\degree$  

•  $210\degree$  

•  $510\degree$  

•  $-210\degree$  

•  $-510\degree$  

Tags

CCSS.HSF.TF.A.4

What is the cosine of  $-\frac{\pi}{3}$  radians

•  $\frac{\sqrt{3}}{2}$  

•  $\frac{5\pi}{3}$  

•  $\frac{1}{2}$  

•  $-\frac{\sqrt{2}}{2}$  

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

What is  $240\degree$  in radians?

•  $-\frac{\sqrt{2}}{2}$  

•  $\frac{4\pi}{3}$  

•  $\frac{3\pi}{4}$  

•  $-\frac{\sqrt{3}}{2}$  

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSG.C.B.5

In what quadrant is  $-160\degree$  

• I

• II

• III

• IV

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.4

CCSS.HSF.TF.C.8

Which is coterminal to  $120\degree$  

•  $240\degree$  

•  $-240\degree$  

•  $480\degree$  

•  $-480\degree$  

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.4

Which angles have sine values of  $\frac{1}{2}$  

•  $\frac{\pi}{6}$  

•  $\frac{\pi}{3}$  

•  $\frac{5\pi}{6}$  

•  $\frac{5\pi}{3}$  

Tags

CCSS.HSF.TF.A.3

Which is coterminal to  $450\degree$  

•  $\pi$  radians

•  $\frac{\pi}{2}$  radians

•  $\frac{3\pi}{2}$  radians

• 1 radian

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.4

CCSS.HSG.C.B.5

What is the sine of  $-\frac{\pi}{4}$  

•  $-\frac{\sqrt{2}}{2}$  

•  $\frac{1}{2}$  

•  $\frac{\sqrt{2}}{2}$  

•  $-\frac{\sqrt{3}}{2}$  

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

In which quadrant is  $-\frac{7\pi}{3}$  

• I

• II

• III

• IV

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.C.8