CCSS.Math.Content.HSF.TF.C.8

Set up the problem...

• sin X = 41/28
• tan X = 41/28
• cos X = 28/41
• sin X = 28/41

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CCSS.Math.Content.HSF.TF.C.8

sec 3π/2

• 0
• undefined
• 1
• -1

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CCSS.Math.Content.HSF.TF.C.8

Solve the following for cos²θ:
sin²θ + cos²θ = 1

• cos²θ = 1 - sin²θ
• cosθ = 1 + sin²θ
• cosθ = 1 - sinθ
• cos²θ = Adj/hyp

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CCSS.Math.Content.HSF.TF.C.8

On the unit circle, which radian measure represents the point (^√3/₂ , -¹/₂)

• ^11π/₆

• ^5π/₃

• ^7π/₆

• ^4π/₃

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CCSS.Math.Content.HSF.TF.C.8

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

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CCSS.Math.Content.HSF.TF.C.8

Verify the following.
tanB (cotB + tanB) = sec²B

• 1+ tan²B
• sec²B
• cot²B
• tan²B

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CCSS.Math.Content.HSF.TF.C.8

Determine the value of: cos(C)

• 7 / 25

• 24 / 25

• 25 / 7

• 24 / 7

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CCSS.Math.Content.HSF.TF.C.8

tanθ is positive in

• the 1st and 2nd quadrants
• the 1st and 3rd quadrants
• the 1st and 4th quadrants
• the 2nd and 3rd quadrants

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CCSS.Math.Content.HSF.TF.C.8

sin x =

• cos x

• 1/cosx

• 1/secx

• 1/cscx

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CCSS.Math.Content.HSF.TF.C.8

1 + cot²x =

• sec²x

• sec²x - 1

• tan²x

• csc²x

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CCSS.Math.Content.HSF.TF.C.8