Chapter 4.4 Day 2

Multiple Choice

Find the reference angle θ' for θ=120°.

• 30°

• 45°

• 60°

• 80°

• 150°

Multiple Choice

Find the reference angle θ' for θ=290°.

• 30°

• 45°

• 60°

• 20°

• 70°

Multiple Choice

Find the reference angle θ' for θ= $$\frac{3\pi}{4}$$  .

• $$\frac{\pi}{4}$$  

• $$\frac{\pi}{3}$$  

• $$\frac{\pi}{6}$$  

• $$\frac{\pi}{2}$$  

• $$\frac{3\pi}{4}$$  

Multiple Choice

Find the reference angle θ' for θ= $$-\frac{\pi}{4}$$  .

• $$\frac{\pi}{4}$$  

• $$\frac{\pi}{3}$$  

• $$\frac{\pi}{6}$$  

• $$\frac{\pi}{2}$$  

• $$\frac{5\pi}{4}$$