sin 7π/6

• 1/2
• -1/2
• √3/2
• -√3/2

cos (π/4)

• √3/2
• √2/2
• 1/2
• 1

sin 0

• 0

• 1

• -1

• und

sin 7π/6

• 1/2
• -1/2
• √3/2
• -√3/2

sin 2π/3

• 1/2
• -1/2
• √3/2
• -√3/2

sin(angle) equals which variable on the unit circle?

cos(angle) equals which variable on the unit circle?

tan(angle) equals what over what?

Where would you go if you wanted to find cos(150)?

Circle the angle that is equivalent in radians to 315 degrees.

Also, circle which angle in radians is equivalent to 60 degrees.