Evaluating Trig Functions

• 1
• 0
• √2 / 2
• Undefined

Tags

CCSS.HSF.TF.A.2

• 1
• 0
• -1
• Undefined

Tags

CCSS.HSF.TF.A.2

Evaluate cos ( π / 3 )

• 1/2
• 2
• √3 / 2
• 1

Tags

CCSS.HSF.TF.A.2

Evaluate tan (3π / 4)

• √3 / 2
• 1 / 2
• 1
• 0

Tags

CCSS.HSF.TF.A.2

Evaluate csc (2π)

• 1
• 0
• 2
• ∅

Tags

CCSS.HSF.TF.A.2

What trig function is positive in quadrant 3?

• all of them

• sine
  

• cosine

• tangent

Tags

CCSS.HSF.TF.A.2

What is the reference angle of an angle that is  $240\degree$ ? 

•  $20\degree$  

•  $30\degree$  

•  $40\degree$  

•  $60\degree$  

• √2
• √2 / 2
• 1
• 1 / √2

Tags

CCSS.HSF.TF.A.2

Based on the unit circle, what is the value of cos?

• y

• x

• x/y

• y/x

Tags

CCSS.HSF.TF.A.2

Based on the unit circle, what is the value of tan?

• y/r
• x/r
• r/y
• y/x

Tags

CCSS.HSF.TF.A.2