Quadrantal & Reference Angles

Find a coterminal angle to 5°.

• 365°

• 255°

• -220°

• -365°

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.4

Find a coterminal angle to 45°.

• 360°

• 405°

• 315°

• 295°

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.4

What are the negative and positive coterminal angles of 240°?

• 540°, -120°

• 600°, -120°

• 425°, -240°

• 120°, -135°

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.4

What is the reference angle for -30°?

• 150°

• 30°

• 80°

• 60°

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

What is the reference angle for 240°?

• 60°

• 30°

• 45°

• 210°

Tags

CCSS.HSF.TF.A.3

Convert 150⁰ to Radians

• 5π/6

• 3π/4

• 7π/6

• 2π/3

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSG.C.B.5

Convert 270^o into radians

• π/ 4

• 3π/ 2

• 3π/ 4

• π/ 2

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSG.C.B.5

What is the reference angle for 2pi/3

• pi/4
• 7pi/6
• 4pi/3
• pi/3

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

Find the reference angle of 420⁰

• 25

• 50

• 400

• 60

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

sin 90°

• 1
• 0
• -1
• UD

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8