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

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

A tourist views a deer from a height of 45 feet.  The horizontal distance between the tourist and the deer is 130 feet.  At what angle (x) should the tourist hold his camera to photograph the deer? Round your answer to the nearest degree.  

• 19 degrees
• 45 degrees
• 71 degrees
• 138 degrees 

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

Set up the problem.

• sin(47) = x/28
• cos(47) = x/28
• tan(47) = x/28
• cos(47) = 28/x

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

Find the value of ∠A.

• 39 degrees
• 49 degrees
• 51 degrees
• 59 degrees

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

What is a right angle 

• Angle measure 90º
• A triangle 
• The middle point of an angle

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

What are a and b in this 30-60-90 triangle?

• b=3.5√3 a = 7√3
• b = 7 a = 7√2
• b = 7 a = 14
• b = 7√3 a = 14√3

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

Jake is 6 ft. tall. He is standing outside when the angle of elevation of the sun is 28 degrees. How long would his shadow be? 

• 5.3 feet
• 2.8 feet
• 3.2 feet
• 11.3 feet

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

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

• 9.4
• 55.2
• 20.15
• 19.4

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

What is the value of "x" in the diagram below?

• 2.5

• 5

• 5√3

• 10

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