TEKS.MATH.9-12.III.C.1

What is the radius of the circle given by the equation (x-7)² + (y+3)² = 25?

• 3
• 5
• 10
• 25

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TEKS.MATH.9-12.III.C.1

Identify the intercepts.

• y-intercept: (0, -1); x-intercept: (-1/2, 0)
• y-intercept: (0, -1); x-intercept: (1/2, 0)
• y-intercept: (0, 1); x-intercept: (1/2, 0)
• y-intercept: (0, 1); x-intercept: (-1/2, 0)

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TEKS.MATH.9-12.III.C.1

Find x

• 10
• 5
• 18
• 9

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TEKS.MATH.9-12.III.C.1

What is the focus of the following parabola?
(y + 5)² = -12 (x - 2)

• (2, - 5)
• ( -5, 2)
• (1 , -5 )
• (-1, -5 )

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TEKS.MATH.9-12.III.C.1

Find the midpoint of the segment with the endpoints:(1, 7) and (9, 0) 

• (4, 3.5)
• (3.5, 5)
• (3.5, 4.5)
• (5, 3.5)

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TEKS.MATH.9-12.III.C.1

Which conic section is represented by the equation

9x² - 4y² - 54x - 40y - 55 = 0

• Circle

• Ellipse

• Hyperbola

• Parabola

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TEKS.MATH.9-12.III.C.1

What is the radius of the circle with this equation of  (x-5)²+(y+7)²=8?

• 4
• 8
• 4√2
• 2√2

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TEKS.MATH.9-12.III.C.1

Slopes of perpendicular lines are...

• opposite reciprocals

• opposites

• identical

• always negative

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TEKS.MATH.9-12.III.C.1

What is the y-intercept of the line shown?

• 3

• -3

• 2

• -2

• 0

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TEKS.MATH.9-12.III.C.1

If the length of arc YZ is  $10\pi$   inches, what is the radius of the circle?

• 40 inches

• 80 inches

• 20 inches

•  $4\sqrt{5}$  inches

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TEKS.MATH.9-12.III.C.1