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  • 1. Lesson 17.1 Lines and Rays
  • 2. Point
    • Names an exact point in space.
    • Draw it (see left)
    • Read it: Point A
    • Write it: point A
    A
  • 3. line
    • A straight path that continues in both directions without end. It has no endpoints.
    • Draw it:
    • Read it: Line KL
    • Write it: KL
    K L
  • 4. Line Segment
    • Part of a line. It has two endpoints and all the points between them. It is the shortest distance between two points.
    • Draw It:
    • Read It: line segment KL
    • Write It: KL
    K L
  • 5. Ray
    • A ray is part of a line that has one endpoint and continues without end in one direction.
    • Draw It:
    • Read It: Ray KL
    • Write It: KL
    K L
  • 6. Plane
    • A flat surface of points that continue without end in all directions. A plane is named by at least three points in the plane.
    • Draw It:
    • Read It: plane ABC
    • Write It: plane ABC
    A B C
  • 7. Draw
    • Line BC
    • Line segment PQ
    • Point G
    • Plane RST
    • Line ST
    • Ray XY
  • 8. Draw
    • BY
    • BY
    • BY
    • Point B
    • Point Y
    • Plane BYU
  • 9.