4-3A HW (online)

QR#1 Give the value of the angle θ in degrees. θ = - π/6

• 30 degrees

• -30 degrees

• 330 degrees

• 150 degrees

QR#1 Give the value of the angle θ in degrees. θ = - 5π/6

• 300 degrees

• -300 degrees

• 150 degrees

• -150 degrees

QR#1 Give the value of the angle θ in degrees. θ = 25π/4

• 1125 degrees

• 765 degrees

• 405 degrees

• -315 degrees

QR#1 Give the value of the angle θ in degrees. θ = 16π/3

• 240 degrees

• 600 degrees

• 960 degrees

• -120 degrees

Use special right triangles to evaluate tan π/6

• $\sqrt{3}$

• $\frac{1}{3}\$

• $\frac{\sqrt{3}}{3}$

• $\frac{1}{2}$

• $\frac{\sqrt{3}}{2}$

Use special right triangles to evaluate cot π/4

• $\sqrt{3}$

• $\frac{1}{3}\$

• $\frac{1}{2}$

• 1

•  $\frac{\sqrt{2}}{2}$  

Use special right triangles to evaluate csc π/4

•  $\sqrt{2}$ 

• $\frac{1}{3}\$

• $\frac{1}{2}$

• 1

•  $\frac{\sqrt{2}}{2}$  

Use special right triangles to evaluate sec π/3. Draw and label the triangle on your paper first.

•  $\sqrt{2}$ 

• $\frac{1}{3}\$

•  $2$ 

• 1

•  $\frac{\sqrt{2}}{2}$  

P.383 #1) Identify the one angle that is not coterminal with all the others.

• $150\degree$

• $510\degree$

• $-210\degree$

• $450\degree$

• $870\degree$

P.383 #2) Identify the one angle that is not coterminal with all the others.

•  $\frac{5\pi}{3}$ 

•  $-\frac{5\pi}{3}$ 

•  $\frac{11\pi}{3}$ 

•  $-\frac{7\pi}{3}$ 

•  $\frac{365\pi}{3}$