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

For what angles are sine and cosine the same?

• 0^o
• 45^o and 135⁰
• 45^o and 225⁰
• 45^o and 315⁰

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

In this 45-45-90 triangle, I have been given a leg, so to find the other leg I...

• Multiply that leg by 2
• Use the same length for the second leg
• Multiply that leg by √2
• Divide that leg by √2

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

What is the ratio for Tangent

• Opp/Adj

• Adj/Opp

• Opp/Hyp

• Hyp/Opp

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

What is the correct equation to solve for x ?

• tan( 46 ) = 17/x
• sin ( 46 ) = x/17
• tan (46 ) = x/17
• cos (46) = x/17

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

Find m<B

• A
• B
• C
• D

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

 Find side AB?

• 20 m
• 5 m
• 11.54 m
• 8.66 m

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

cos^-1(√(3)/2)

• π/3
• 2π/3
• π/6
• 5π/6

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

What is the reference angle for -30°?

• 150°

• 30°

• 80°

• 60°

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

The Pythagorean Theorem is
c² = a² - b²  

• false
• true

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

Al aplicar el teorema de Pitagoras en alguno de los

triángulo que aparecen en la figura, solo un

planteamiento es el correcto, ¿cuál es?

• h² + b^{2 =} c²

• c² + b² = a²

• a² + m² = b²

• Ningún planteamiento es correcto

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