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

Which side is the hypotenuse?

• 1
• 2
• 3

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

Find the missing length indicated. Leave your answer in simplest radical form.

• 48
• 16
• 80
• 36

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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

Which one is the easy way to remember trigonometric ratios?

• Sah Coh Toa
• Soh Cah Toa
• Soh Cah Tao
• Soh Ceh Toa

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

What is side a?

• hypotenuse
• leg
• long leg
• short leg

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

An angle that forms a square corner is called 

• a right angle
• an acute angle
• an obtuse angle
• a straight angle

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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

A ladder is leaning against a house at an angle of 39 degrees. If the ladder is 12 ft. long, how far is the bottom of the ladder from the house? 

• 15.4 ft.
• 9.3 ft.
• 20.2 ft. 
• 5.3 ft. 

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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

A ladder is leaning against a house at an angle of 39 degrees. If the ladder is 12 ft. long, how far is the bottom of the ladder from the house? Round to the tenths.

• 15.4 ft.
• 9.3 ft.
• 20.2 ft. 
• 5.3 ft. 

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