Describe the intersection of the graphs of y = 3 and x
2 + y
2 = z
2.
◦ the hyperbola in which the vertical plane perpendicular to the y-axis and the point (0, 3, 0) intersects the right circular cone with axis along the x-axis and semi-vertical angle
◦ the ellipse in which the vertical plane perpendicular to the y-axis and the point (0, 3, 0) intersects the right circular cone with axis along the x-axis and semi-vertical angle
◦ the parabola in which the vertical plane perpendicular to the y-axis and the point (0, 3, 0) intersects the right circular cone with axis along the x-axis and semi-vertical angle
◦ the circle in which the vertical plane perpendicular to the y-axis and the point (0, 3, 0) intersects the right circular cone with axis along the x-axis and semi-vertical angle
◦ none of the above