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

*

• sin x
• cos x
• tan x
• csc x

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

Find the length of the missing side. 

• 20 in.
• 68 in.
• 16 in.
• 80 in.

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

Find side length X.

• 30
• 25
• 15
• 40

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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 length of side x?

• 6.57 cm
• 7 cm
• 7.44 cm
• 26.33 cm

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

What is the value of x?

• 9.17
• 98.13
• 0.11
• 26.69

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

What is the measure of angle A?

• 58 degrees
• 61 degrees
• 78 degrees
• 74 degrees

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

*

• csc² x
• sec² x
• cot² x
• tan² x

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

sin^-1(-1/2)

• π/3
• π/6
• 5π/6
• -π/6

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