Special Angle Trig

sec 3π/2

• 0

• undefined

• 1

• -1

tan 7π/4

• -1

• 1

• √2/2

• undefined

sin 7π/6

• 1/2

• -1/2

• √3/2

• -√3/2

*

• csc x

• sec x

• cot x

• tan x

Evaluate: csc(3π/4)

• √2/2

• -√2/2

• √2

• -√2

What is the reference angle for -30°?

• 150°

• 30°

• 80°

• 60°

What is the reference angle?

• 7

• 63

• 277

• 97

What is the correct ratio you would use to solve for "w"?

• sin 40 = w/28

• cos 40 = w/28

• tan 40 = w/28

• sin 40 = 28/w

Choose the correct ratio you could use to solve for "x".

• sin(37)=x/14

• cos(37)=x/14

• tan(37)=x/14

• sin(37)=14/x

Which is a coterminal angle to the angle shown?

• 613

• 73

• -117

• 17