TEKS.MATH.9-12.III.A.3

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• csc x
• sec x
• cot x
• tan x

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TEKS.MATH.9-12.III.A.3

Find the missing length indicated. Leave your answer in simplest radical form.

• 60
• 100
• 80
• 20

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TEKS.MATH.9-12.III.A.3

Find the length of the missing side. 

• 17 cm
• 22 cm
• 15 cm
• 13 cm

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TEKS.MATH.9-12.III.A.3

 Find side AB?

• 20 m
• 5 m
• 11.54 m
• 8.66 m

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TEKS.MATH.9-12.III.A.3

What type of special right triangle is this?

• 45-45-90
• 30-60-90
• not a special right triangle

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TEKS.MATH.9-12.III.A.3

cos 5π/6

• -1/2
• 1/2
• √3/2
• -√3/2

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TEKS.MATH.9-12.III.A.3

210°

• 5π/4
• 7π/6
• 4π/3
• 2π/3

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TEKS.MATH.9-12.III.A.3

Expand  $\sin\ \left(33^{o\ }+42^o\right)$  

•  $\sin\ 75^{o\ }$  

•  $\sin\ 33^o\cos42^o+\cos33^o\sin42^o$  

•  $\sin\ 33^o\cos42^o-\cos33^o\sin42^o$  

•  $\cos33^o\cos42^o+\sin33^o\sin42^o$  

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TEKS.MATH.9-12.III.A.3

Find x.

• 42.9

• 21

• 33.3

• 21.9

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TEKS.MATH.9-12.III.A.3

 $\cos\theta=$  

•  $\frac{opposite}{hypotenuse}$  

•  $\frac{hypotenuse}{adjacent}$  

•  $\frac{adjacent}{hypotenuse}$  

•  $\frac{opposite}{adjacent}$  

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TEKS.MATH.9-12.III.A.3