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

Solve for x. Round to the nearest tenth.

• 9.8
• 0.1
• 0.038
• 9.9

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

What is the length of x?

• 5
• 7
• 8
• 25

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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

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

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

What is the length of the side adjacent to ∠Z?

• 16
• 30
• 34

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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 correct equation to solve for x ?

• tan (58) = x/11
• tan (58) = 11/x
• cos (58) = x/11
• sin (58) = x/11

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

What are the coordinates of 60° on the unit circle?

• (0, 1)
• (1/2, √3/2)
• (√3/2, 1/2)
• (√2/2, 1/2)

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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

Which set of sides would make a right triangle?

• 4,5,6
• 8,10,12
• 5,12,13
• 5,10,12

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