CCSS.Math.Content.HSF.TF.A.2

What is a complete circle in radians?

• π
• 2π
• 1/2 π
• 1

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CCSS.Math.Content.HSF.TF.A.2

sin(0°)

• 0
• 1/2
• √3/2
• 1

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CCSS.Math.Content.HSF.TF.A.2

The unit circle...

• Has center at (1,1)
• Has a circumference of 1
• Has a diameter of 1
• Has a radius of 1

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CCSS.Math.Content.HSF.TF.A.2

What is 270 degrees in radians? 

• π/4
• 3π/2
• 3π/4
• π/2

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CCSS.Math.Content.HSF.TF.A.2

sin 105º

• √3/2
• -1/4(√2 + √6)
• 1/4 (√2 + √6)
• 2-√3

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CCSS.Math.Content.HSF.TF.A.2

What is the period of either graph? 
y = sin(x)      &   y = cos (x)

• Pi
• 2Pi
• Pi/2
• Pi/4 

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CCSS.Math.Content.HSF.TF.A.2

Convert 4π/ 3 radians in degrees

• 120

• 240

• 210

• 270

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CCSS.Math.Content.HSF.TF.A.2

what is 165° in radians?

• 13π/12

• 7π/12

• 19π/12

• 11π/12

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CCSS.Math.Content.HSF.TF.A.2

Which of the following shows  $300\degree$  graphed in standard position?

• 
• 
• 
• 

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CCSS.Math.Content.HSF.TF.A.2

Find the exact value of the trig ratio.
 $\sin\left(-\frac{11\pi}{6}\right)$   

•  $-\frac{1}{2}$  

•  $\frac{\sqrt{3}}{2}$  

•  $\frac{1}{2}$ 

•  $-\frac{\sqrt{3}}{2}$  

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CCSS.Math.Content.HSF.TF.A.2