Questions

For the first four problems, write the standard equation of a circle with each given radius and center. Select the equation from the choices below and state the letter of the correct answer.

1) r = 2; C(0, 12)

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2) r = 2; C(3, 3)

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3) r = 12; C(3, 5)

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4) r =1/3; C(–2, –2)

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For the next five problems, identify the standard equation for each circle. Select the equation from the choices below and state the letter of the correct answer.

5) Write the standard equation for the circle.

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6) Write the standard equation for the circle shown below.

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7) Write the standard equation for the circle.

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8) Write the standard equation for the circle.

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9) Write the standard equation for the circle.

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For the next five problems, determine whether the graph of each equation is a parabola or a circle.

10) Parabola or Circle?

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11) Parabola or Circle?

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12) Parabola or Circle?

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13) Parabola or Circle?

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14) Parabola or Circle?

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For the next three problems, write the standard equation for each ellipse. State the letter of the correct answer.

15) Write the standard equation for the ellipse.

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16) Write the standard equation for the ellipse.

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17) Write the standard equation for the ellipse.

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For the next four problems, write the standard equation for each ellipse. Select the equation from the choices below and state the letter of the correct answer.