Measure of Line segment
Measure of angles
Pair of lines – Intersecting and perpendicular lines, Parallel lines
Types of angles- acute, obtuse, right, straight, reflex, complete and zero angle
Classification of triangles (on the basis of sides, and of angles)
Types of quadrilaterals – Trapezium, parallelogram, rectangle, square, rhombus.
Simple polygons (introduction) (Upto octagons regulars as well as non-regular).
Identification of 3-D shapes: Cubes, Cuboids, cylinder, sphere, cone, prism (triangular and square), pyramid (triangular and square), Identification and locating in the surroundings.
Elements of 3-D figures. (Faces, Edges and vertices)
Nets for cube, cuboids, cylinders, cones and tetrahedrons