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What is the reference angle?

• 7

• 63

• 277

• 97

What is the reference angle?

• 112

• 68

• 158

• 248

What is the reference angle?

• 43

• -43

• 47

• -47

What is the reference angle?

• 163

• 73

• 27

• 107

What is the reference angle for 275°?

• 85°

• 95°

• -85°

• -95°

What is the reference angle for -310⁰?

• 50⁰

• -50⁰

• 20⁰

• 40⁰

What is the reference angle for 125°?

• 235°

• 125°

• 75°

• 55°

What is the reference angle for 2pi/3

• pi/4
• 7pi/6
• 4pi/3
• pi/3

Which side is adjacent to angle x?

• 1
• 2
• 3

If you are given the opposite side and hypotenuse, which trig function should you use?

• sine
• cosine
• tangent
• cotangent