Trigonometry Review #1

Evaluate cos ( π / 3 )

• 1/2
• 2
• √3 / 2
• 1

Tags

CCSS.HSF.TF.A.3

Evaluate tan (3π / 4)

• √3 / 2

• 1 / 2

• -1

• 0

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

Evaluate sec ( 5π / 6 )

• 1
• 0
• √3 / 2
• 2√3 / 3

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

Evaluate csc (2π)

• 1

• 0

• 2

• ∅ (undefined)

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

Convert -3π/5 to degrees

• -108⁰
• -210⁰
• -160⁰
• 78⁰

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSG.C.B.5

What is the reference angle for 11π/6

• π/6
• π/3
• π/4
• 5π/6

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

What is the period?

• π/4
• π/2
• 3π/4
• π

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.4

What is the period of y=4cos5x

• 2π/5
• π
• 5
• 5π

Tags

CCSS.HSF.TF.A.4

CCSS.HSF.TF.B.5

Write the equation for a sine function with an amplitude of 6 and a period of π/4.

• y=6sin(8x)
• y=6sin8(x-1)
• y=6sin1/4x
• y=6sinx

Tags

CCSS.HSF.TF.B.5

cos^-1(√3/2) = 

• π/3
• 2π/3
• π/6
• 5π/6

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.B.7