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

Solve for x and y in the special right triangle.

• y = 4, x = 4√3
• y = 4√2, x = 4√2
• y = 4 x = 12
• y = 8/√3, x = 16/√3

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

Choose the correct ratio.

• sin(37)=x/14
• cos(37)=x/14
• tan(37)=x/14
• sin(37)=14/x

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

What is 90 degrees in radians? 

• π/4
• π/2
• π/6
• 3π/2

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

What is 225  degrees in radians? 

• 7π/4
• 5π/4
• 3π/4
• 5π/3

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

sin(7π/4)

• 1/2
• -√2/2
• √2/2
• -1/2

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

What are the coordinates that go where the red line is?

• (√3/2,1/2)
• (1/2,√3/2)
• (√2/2,√2/2)
• (√2/2,1/2)

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

cot 3π/4

• -√2/2
• -1
• 1
• √2/2

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

Simplify

• secθ
• cos²θ
• sin²θ
• sin²θ/cos²θ

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

Determine y.

• 30
• 60
• 90
• 180

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

Determine the value of c.

• c = 6√3

• c = 12√3

• c = 18

• c = 18√2

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