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    Geometry curriculum framework
Shapes in nature
(2 and 3 dimensional)
Idealized standard shapes
Sphere, cylinder, cone, cube, cuboid
  1. Nature of entities: surface; line and point
  2. Relationships: surfaces intersect in lines and lines intersect in points
Lines
  1. Parallel
  2. Intersecting
Angles
Closed figures
  1. Point
  2. Straight
  3. Right
  4. Acute
  5. Obtuse
  1. Triangles
  2. Quadrilaterals
  3. Polygons
  4. Circles
  5. Ellipse

 
 
   Activities
 
Geometry: Shapes around us
Geometry: Exploring a regular solid
Geometry: Exploring lines I
Geometry: Exploring lines II
Geometry: Exploring lines III

 
   Animations
 
Folding
Cylinder
Cube
Cone
Properties of triangles
Forming a triangle with three lines
Sides and angles of a triangle
Sum of the angles of a triangle
Quadrilaterals
Types of quadrilaterals
 
Content developed by S. Sundaram, Principal, Atul Vidyalaya, Valsad, Gujarat.