Sin Cos and Tan on Unit Circle

1 - sin²x = ?

• tan² x

• cos² x

• cot² x

• csc² x

• 0.950

• -0.950

• 0.313

• -0.313

• 0.265

• -0.265

• 0.735

• -0.735

• 0.046

• -0.979

• 0.311

• 0.144

What value on the unit circle represents sine?

• y

• x

• 1

cos²x = ?

• sin² x

• tan² x

• cot² x

• csc² x

What are the coordinates of 60° on the unit circle?

• (0, 1)

• (1/2, √3/2)

• (√3/2, 1/2)

• (√2/2, 1/2)

What is sin 45°?

• 1

• ^√3/₂

• ½

• ^√2/₂

What is cos 90°?

• ½

• undefined

• 1

• 0

What is tan 45°?

• 1
• ^√2/₂
• ^√3/₂
• ½