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

Find the value of each angle to the nearest tenth of a degree.
Cos(B) = .5736

• 1.0
• 55.0
• 32.8
• 47.2

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

What is the tan of 4π/3?

• 1
• √3/3
• -√3
• √3

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

A building 62 feet tall casts a shadow 21 meters long.  At what angle is the sun shining on the building?

• 19.80
• 18.71
• 70.20
• 71.29

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

A 25ft ladder is leaning up against a wall. If the ladder makes a 63^o with the ground, how far is the base of the ladder from the wall?

• 12.4 ft
• 11.3 ft
• 22.3 ft
• 49.1 ft

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

We can use SOH-CAH-TOA for...

• Any triangle ever

• Non-right triangles only

• Right Triangles only

• Never

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

ABCD is a rhombus
What is the measurement of angle AED? 

• 60 
• 45
• 90
• 180

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

Find m∠PRQ.

• 39°
• 90°
• 51°
• 15°

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

Solve
cos²θ = ½ 
on θ∈[0, 2π)

• θ = π /4, 7π /4
• θ = π /4, 3π /4
• θ = 3π /4, 5π /4
• θ = π /4, 3π /4, 5π /4, 7π /4

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

Find a.

• 2√6

• 2√3

• 3

• 6

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

What is the length of the side adjacent to ∠X?

• 7
• 24
• 25

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