Cónicas

What shape is formed when a plane cuts through a cone parallel to its base?

• Parabola

• Circle

• Hyperbola

• Ellipse

What is the eccentricity of a circle?

• Greater than 1

• 0

• 1

• Between 0 and 1

What is the center of a circle with the equation (x - 2)^2 + (y - 3)^2 = 9?

• (-2, -3)

• (2, 3)

• (3, 2)

• (0, 0)

How do you find the radius of a circle from its equation in standard form?

• By halving the constant term

• By squaring the constant term

• By doubling the constant term

• By taking the square root of the constant term

What method is used to rearrange the equation x^2 + y^2 + 4x - 6y - 23 into standard form?

• Using the quadratic formula

• Completing the square

• Factoring

• Graphing