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

What is the reference angle for 275 degrees?

• 85 degrees
• 95 degrees
• -85 degrees
• -95 degrees

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

Susan is flying a kite, which gets caught in the top of a tree.  Use the diagram to estimate the height of the tree. 

• 63 ft
• 65 ft
• 74 ft
• 87 ft

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

Solve for the missing angle

• 50
• 0.053
• 36.9
• 95

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

Find the trig value rounded to the nearest ten-thousandth.
Tan(42°)

• .9004
• .8123
• 88.6361
• 42

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

Find side length X.

• 22.5
• 10
• 9
• 7.5

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

What is the length of u and v in this 30-60-90 triangle?

• u = 8 v = 4√3
• u = 4√2 v = 8
• u = 16 v = 8
• u = 4√3 v = 8

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

What is the correct equation to solve for x?

• tan (45) = x/13
• cos (45) = x/13
• sin (45) = 13/x
• sin (45) = x/13

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

What type of special triangle is this?

• 45°-45°-90°
• 30°-60°-90°
• Equiangular
• Equilateral

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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

A plane takes off at an angle of 30 degrees and reaches a height of 10 miles.  What is the diagonal distance it has traveled from take off to it's current position?

• 15 miles
• 38 miles
• 17 miles
• 20 miles

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