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

What is the ratio for tangent?

• O/A
• A/O
• A/H
• O/H

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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

Do the segment lengths 9, 12, and 15 form a right triangle?

• Yes
• No
• Maybe
• Pythagoras

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

tan(225°)

• -1
• √2
• 2√3/3
• 1

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

What if the value of x?

• 16
• 12
• 4
• 64

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

What is the exact coordinates of  3π/4 on the unit circle?

• (−√2∕2, √2∕2)
• (−√2∕2, −√2∕2)
• (−√3∕2, −√2∕2)
• (√2∕2, −√2∕2)

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

What is the ratio for Sine?

• Hyp/Opp
• Opp/Hyp
• Opp/Adj
• Adj/Opp

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

Find the length of side W?
sin 68 = 70/w

• 186.86 m
• 75.50 m
• 28.28 m
• .01 m

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

A power line stretches from the top of a building to the ground. The power line is 100 ft. long and the building is 50 ft. tall. What is the horizontal distance from the end of the power line to the building? 

• 220.3 ft. 
• 100 ft.
• 86.6 ft. 
• 73.8 ft. 

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

Which equation would be used to solve for x?

• x²+46²=38²
• tan(46)= 38/x
• tan(46)= x/38
• cos^-1(36/46)

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