MATHEMATICS YEAR 3

SHAPE AND SPACE
1. Three-Dimensional Shapes (3-D)
2. Two-Dimensional Shapes (2-D)
3. Symmetry


Three-Dimensional Shapes

Definition of 3-D
An object that has height, width and depth, like any object in the real world.
Example: your body is three-dimensional

Types of 3-D
1. PRISM








These are prisms because has:
a. 5 faces or more
b. 2 bases of the same shape
c. all other faces are rectangular


2. NON-PRISMS



These are non-prisms because :
a. The face is not rectangular.
b. There is only1 base.


Parts of prism


Classify 3-D



Two-Dimensional Shapes
1. Types of 2-D
2. Classify 2-D

Symmetry
1. Recognise lines