Evaluation and Converting Trig Values on the Unit Circle

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

• 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

What is the radius of the unit circle?

• 0

• 1

• 1/2

• √2/2

Tags

CCSS.HSF.TF.A.2

Evaluate: csc(3π/4)

Mathematical Equivalence

ON

Tags

CCSS.HSF.TF.A.2

sin(π/2) ​ ​

Mathematical Equivalence

ON

Tags

CCSS.HSF.TF.A.2

Tags

CCSS.HSF.TF.A.2

tan 7π/4

• -1

• 1

• √2/2

• undefined

Tags

CCSS.HSF.TF.A.2

Tags

CCSS.HSF.TF.A.2

Find the exact value of the expression using the unit circle:

Mathematical Equivalence

ON

Tags

CCSS.HSF.TF.A.2

tan(π) ​

Mathematical Equivalence

ON

Tags

CCSS.HSF.TF.A.2