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

What are the values of x, y, and z?

• x = √35
  y = 2√15
  z = 2√21
• x = √40
  y = 2√16
  z = 2√21
• x = √35
  y = 2√20
  z = √60
• x = √35
  y = 2√15
  z = 2√22

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

Which is the ratio of the opposite leg to the hypotenuse in a right triangle?

• sine
• cosine
• tangent
• secant

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

Solve for a and b in the special right triangle.

• a = 5, b = 5
• a = 10, b = 10√2
• a = 10√2, b = 10√2
• a = 5√2, b = 5√2

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

Find the m∠R.

• 40°
• 140°
• 50°
• 180°

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

What is the value of x?

• 960
• 30.98
• 43.91
• 14.24

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

sin(π/3)

• √2/2
• 1/2
• 1
• √3/2

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

tan 45°=

• 1/2
• √3/2
• √2/2
• 1

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

What is the length of the side opposite ∠X?

• 16
• 30
• 34

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

Cos =

• opposite / adjacent

• opposite / hypotenuse

• adjacent / opposite

• adjacent / hypotenuse

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

cos 5π/6

• -1/2
• 1/2
• √3/2
• -√3/2

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