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

Based on your unit circle cos(30^o)=

• 1
• 1/2
• sqt3/2
• sqt2/2

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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

ABCD is a rectangle.  m∠BCA = 58.  Find m∠AEB. 

• 90
• 58
• 116
• 132

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

Identify the smallest angle.

• ∠A
• ∠B
• ∠C

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

Find the measure of the angle.  Round to the nearest tenth. 

• 40.4
• 43.4
• 48.2
• 41.3

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

Find x - the length of the hypotenuse of the triangle.

• 5
• 5√2
• 10
• 5√3

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

cos^-1(√3/2) = 

• π/3
• 2π/3
• π/6
• 5π/6

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

What is the length of y in this 45-45-90 triangle?

• 8√2
• 4√2
• 4
• 8

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

Find the measure of the indicated angle (?) round to the nearest tenth.

• 33°
• 49°
• 39°
• 41°

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

Find the missing value.

Round to the nearest tenths.

• 5.9 lightyears

• 5.0 lightyears

• 7.1 lightyears

• 7.5 lightyears

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