Flashcards
Conic Sections
Flashcards do conjunto (24)
- 1Which graph represents the parabolic equation (x − 2)^2 = 12(y − 3)? A. A B. B C. C D. DB
- 2What is the equation of this graph? A. (y + 4)^2 = -8(x − 5) B. (y − 5)^2 = -8(x + 4) C. (x + 4)^2 = -8(y − 5) D. (x − 5)^2 = -8(y + 4)D.
(x − 5)^2 = -8(y + 4)
- 3Which conic section is shown in the image? A. circle B. ellipse C. parabola D. hyperbolaD.
hyperbola
- 4—B
- 5—C
- 6In the graph, what are the x- and y-coordinates of the center? A. (0, 2) B. (2, -1) C. (1, 0) D. (-1, 2)D.
(-1, 2)
- 7In the graph, what does A represent? A. foci B. minor axis C. major axis D. verticesC.
major axis
- 8—C
- 9—B
- 10If the length of the major axis of an ellipse is 28 units and the foci are located 3.5 units away from the center, what is the eccentricity of the ellipse? A. 0.25 B. 0.5 C. 0.05 D. 0.75A.
0.25 - 11In the graph, what does A represent? A. major axis B. vertices C. minor axis D. fociC.
minor axis
- 12—D
- 13—D
- 14—(-2,3)
(-6,3)
(2,3)
- 15—D
- 16—A
- 17—C.
(4, -1)
- 18An asteroid follows a hyperbolic path defined by the equation 16x2 − 9y2 = 576. If one of its foci is the sun’s position, the minimum distance between the asteroid and the sun is ______ AU. (Note that x and y are expressed in astronomical units, AU.)4
- 19—A
- 20—(9,0)
- 21—C
- 22The perimeter of the largest cross section of a sphere is 88 centimeters. The radius of the sphere is ___ cm. The volume of the sphere is ___ cm^3.14
11499 - 23—C
- 24A cone’s height and its radius are each equal to half the radius of a sphere. How many of these cones would it take to equal the volume of the sphere? A. 16 B. 24 C. 32 D. 48C.
32
Informações
- Descrição
- - Conic Sections and Parabolas - Ellipses and Circles and Their Graphs - Defining Hyperbolas - Hyperbolas and Their Graphs - Volume of a Sphere
- Criado por
- Elexali Olayvar
- Visualizações
- 108
- Avaliação