CCSS.Math.Content.HSF.TF.A.3

Use the 45-45-90 theorem to solve for the hypotenuse.

• 16

• 8

• 8√2

• √16

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CCSS.Math.Content.HSF.TF.A.3

What is the sec of 7π/6?

• 2
• √3/2
• 2/√2
• 0

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CCSS.Math.Content.HSF.TF.A.3

What is the tan of 3π/4?

• √3
• -√3/3
• -√3
• -1

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CCSS.Math.Content.HSF.TF.A.3

What is the angle measure, in degrees, at the red marking on the unit circle?

• 30°
• 45°
• 60°
• 90°

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CCSS.Math.Content.HSF.TF.A.3

What is the exact value of cos 330°

• -1/2
• -√3/2
• 1/2
• √3/2

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CCSS.Math.Content.HSF.TF.A.3

tan(π/6)

• √3/2
• 1/√3
• √3
• und

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CCSS.Math.Content.HSF.TF.A.3

Find the tan A.

• 3/4
• 4/5
• 4/3
• 3/5

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CCSS.Math.Content.HSF.TF.A.3

π/2 is equal to how many degrees?

• 180°
• 90°
• 135°
• 240°

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CCSS.Math.Content.HSF.TF.A.3

cos(60°)

• 0
• 1/2
• √3/2
• 1

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CCSS.Math.Content.HSF.TF.A.3

Use sum or difference angles identity to find the exact value for  $\cos105^o$  

•  $\frac{\sqrt{6}+\sqrt{2}}{4}$  

•  $\frac{\sqrt{6}-\sqrt{2}}{4}$  

•  $\frac{-\sqrt{6}-\sqrt{2}}{4}$  

•  $\frac{\sqrt{2}-\sqrt{6}}{4}$  

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CCSS.Math.Content.HSF.TF.A.3