Course Content
CBSE Class 8 Maths
About Lesson
  • A plane surface is a flat, two-dimensional surface that extends infinitely in all directions. It has no curvature and is completely smooth and uniform.

    • Examples:
      • A tabletop
      • A whiteboard
  • A plane curve is a curve that lies entirely in a single plane. It is a one-dimensional geometric figure within a two-dimensional plane.

    • Examples:
      • A circle
      • A parabola
      • An ellipse