Geometry Chapter 10 Vocab Only

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Author:
Minhs2
ID:
209545
Filename:
Geometry Chapter 10 Vocab Only
Updated:
2013-03-26 00:15:10
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Geometry
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Chapter 10
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  1. altitude of a prism
    A segment with its endpoints on the planes of the bases that is perpendicular to the planes of the bases.
  2. altitude of a cone
    A segment from the vertex to the plane of the base that is perpendicular to the plane of the base.
  3. altitude of a pyramid
    A segment from the vertex to the plane of the base that is perpendicular to the plane of the base.
  4. axis of a cone
    The segment with endpoints at the vertex and the center of the base.
  5. axis of a cylinder
    The segment with endpoints at the centers of the two bases.
  6. center of a sphere
    The point inside a sphere that is the same distance from every point on the sphere.
  7. cone
    A three-dimensional figure with a circular base and a curved lateral surface that connects the base to a point called the vertex.
  8. cross section
    The intersection of a three dimensional figure and a plane.
  9. cube
    A prism with six square faces.
  10. cylinder
    A three-dimensional figure with two parallel congruent circular bases and a curved lateral surface that connects the bases.
  11. edge of a three-dimensional figure
    A segment that is the intersection of two faces of the figure.
  12. face of a polyhedron
    A flat surface of the polyhedron.
  13. great circle
    A circle on a sphere that divides the sphere into two hemispheres.
  14. hemisphere
    Half of a sphere.
  15. horizon
    The horizontal line in a perspective drawing that contains the vanishing point(s).
  16. isometric drawing
    A way of drawing three-dimensional figures using isometric dot paper, which has equally spaced dots in a repeating triangular pattern.
  17. lateral edge
    An edge of a prism or pyramid that is not an edge of a base.
  18. lateral face
    A face of a prism or a pyramid that is not a base.
  19. lateral surface
    The curved surface of a cylinder or cone.
  20. net
    A diagram of the faces of a three-dimensional figure arranged in such a way that the diagram can be folded to form the three-dimensional figure.
  21. oblique cone
    A cone whose axis is not perpendicular to the base.
  22. oblique cylinder
    A cylinder whose axis is not perpendicular to the bases.
  23. oblique prism
    A prism that has at least one nonrectangular lateral face.
  24. orthographic drawing
    A drawing that shows a three-dimensional object in which the line of sight for each view is perpendicular to the plane of the picture.
  25. perspective drawing
    A drawing in which nonvertical parallel lines meet at a point called a vanishing point. Perspective drawings can have one or two vanishing points.
  26. polyhedron
    A closed three-dimensional figure formed by four or more polygons that intersect only at their edges.
  27. prism
    A polyhedron formed by two parallel congruent polygonal bases connected by lateral faces that are parallelograms.
  28. pyramid
    A polyhedron formed by a polygonal base and triangular lateral faces that meet at a common vertex.
  29. radius of a sphere
    A segment whose endpoints are the center of a sphere and any point on the sphere; the distance from the center of a sphere to any point on the sphere.
  30. regular pyramid
    A pyramid whose base is a regular polygon and whose lateral faces are congruent isosceles triangles.
  31. right cone
    A cone whose axis is perpendicular to the base.
  32. right cylinder
    A cylinder whose axis is perpendicular to its bases.
  33. right prism
    A prism whose lateral faces are all rectangles.
  34. slant height of a regular pyramid
    The distance from the vertex of a regular pyramid to the midpoint of an edge of the base.
  35. slant height of a right cone
    The distance from the vertex of a right cone to a point on the edge of the base.
  36. space
    The set of all points in three dimensions.
  37. sphere
    The set of points in space that are a fixed distance from a given point called the center of the sphere.
  38. surface area
    The total area of all faces and curved surfaces of a three-dimensional figure.
  39. vanishing point
    In a perspective drawing, a point on the horizon where parallel lines appear to meet.
  40. vertex of a three-dimensional figure
    The point that is the intersection of three or more faces of the figure.
  41. vertex of a cone
    The point opposite the base of the cone.
  42. vertex of a pyramid
    The point opposite the base of the pyramid.
  43. volume
    The number of nonoverlapping unit cubes of a given size that will exactly fill the interior of a three-dimensional figure.

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