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

sin(5π/3)=

• 1/2
• -√3/2
• √3/2
• -1/2

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

What is the length of x in this 30-60-90 triangle?

• 22
• 11√3
• 11√2
• 11

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

Solve for x. Round to the nearest tenth.

• 9.8
• 0.1
• 0.038
• 9.9

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

Find x.

• 10
• 20
• 10√3
• √3

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

What is csc(x) equivalent to?

• 1/sin(x)
• 1/tan(x)
• sin(x)
• 1/cos(x)

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

Which equation would be used to solve for x?

• 34²+19²=x²
• sin(34)= 19/x
• cos(34)= 19/x
• cos^-1(19/34)

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

Find the ratio for sinA. (Reduce the fraction)

• 36/27
• 4/5
• 36/45
• 3/5

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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

Solve sinθ = ½ on θ∈[0, 2π)

• θ = π / 6,  7π / 6
• θ = π / 6,  5π / 6
• θ = 5π / 6,  7π / 6
• θ = 7π / 6,  11π / 6

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

Find sin(-240°)

• (√3)/2)

• (-1/2)

• (√2/2)

• (1/2)

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