Trig Test Review

Find the exact value of tan(-90°).

• Undefined

• 0

• 1

• -1

Find the exact value of sin π in simplest form with a rational denominator.

• 0

• 1

• -1

• 1/2

Find the exact value of tan(5π/6) in simplest form with a rational denominator.

• -√3/3

• √3/3

• 1

• -1

Find the exact value of cos 135°.

• -√2/2

• √2/2

• 1/2

• -1

Find the exact value of sin 330°.

• -1/2

• 1/2

• -√3/2

• √3/2

Find the exact value of tan(π/4) in simplest form with a rational denominator.

• 1

• 0

• √2

• -1

Find all angles, 0° ≤ θ < 360°, that solve the following equation. sin θ = -1/2

• {θ = 210°, θ = 330°}

• {θ = 30°, θ = 150°}

• {θ = 120°, θ = 240°}

• {θ = 90°, θ = 270°}

Find all angles, 0° ≤ θ < 360°, that solve the following equation. cos θ = √3/2

• {θ = 30°, θ = 330°}

• {θ = 60°, θ = 300°}

• {θ = 45°, θ = 315°}

• {θ = 120°, θ = 240°}

Determine the amplitude of the following graph.

Determine the amplitude of the following graph.