Special Trig Function Values Practice

sin (π/2)

• √3/2
• √2/2
• 1/2
• 1

Tags

CCSS.HSF.TF.A.2

cos (π/4)

• √3/2
• √2/2
• 1/2
• 1

Tags

CCSS.HSF.TF.A.2

cos (π/6)

• √3/2
• √2/2
• 1/2
• 1

Tags

CCSS.HSF.TF.A.2

 $\tan\left(\frac{\pi}{2}\right)$  

• 0

• 1

• -1

• undefined

tan(π/3)

• √3/3

• √3

• -√3/3

• -√3

 $\cos\left(\frac{\pi}{3}\right)$  

• √3/2

• √2/2

• 1/2

• 1

Check all that apply.

Which of the following have the same sine value?

• $\frac{\pi}{6}$ and $\frac{5\pi}{6}$

  
  

• $\frac{\pi}{3}$ and $\ \frac{2\pi}{3}$

• $\frac{\pi}{6}$ and $\frac{11\pi}{6}$

• $\frac{\pi}{3}$ and $\frac{3\pi}{4}$
  

cos 60^o.

• 1/2
• √3/2
• √3/3
• 2

Tags

CCSS.HSF.TF.A.2

For 

 $0\le x\le\frac{\pi}{2}$   where is  $\sin\left(x\right)=1$  ?

•  $\frac{\pi}{6}$  

•  $\frac{\pi}{4}$  

•  $\frac{\pi}{3}$  
  

•  $\frac{\pi}{2}$  

•  $0$  

tan(π/6)

• √3/3

• √3

• -√3/3

• -√3